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De Vaus DA. Surveys in social research [Internet]. 6th ed. London: Routledge; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=553067
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Bryman A, Bell E. Business research methods. 4th edition. Oxford: Oxford University Press; 2015.
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De Vaus DA. Surveys in Social Research [Internet]. 6th ed. London: Routledge; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=553067
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Buckingham A, Saunders P. The survey methods workbook: from design to analysis. Cambridge: Polity; 2004.
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Bryman A, Bell E. Business research methods. 4th edition. Oxford: Oxford University Press; 2015.
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De Vaus DA. Surveys in Social Research [Internet]. 6th ed. London: Routledge; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=553067
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Buckingham A, Saunders P. The survey methods workbook: from design to analysis. Cambridge: Polity; 2004.
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Bryman A, Bell E. Business research methods. 4th edition. Oxford: Oxford University Press; 2015.
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De Vaus DA. Surveys in Social Research [Internet]. 6th ed. London: Routledge; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=553067
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Buckingham A, Saunders P. The survey methods workbook: from design to analysis. Cambridge: Polity; 2004.
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Bryman A, Bell E. Business research methods. 4th edition. Oxford: Oxford University Press; 2015.
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Buckingham A, Saunders P. The survey methods workbook: from design to analysis. Cambridge: Polity; 2004.
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De Vaus DA. Surveys in Social Research [Internet]. 6th ed. London: Routledge; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=553067
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Buckingham A, Saunders P. The survey methods workbook: from design to analysis. Cambridge: Polity; 2004.
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CPIR, MRS and Royal Statistics Society (2012) Guidelines for using statistics in Communication [Internet]. Available from: http://www.mrs.org.uk/pdf/CIPR-MRS-RSS%20Guidelines%20for%20statistics%20in%20Communications.pdf
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Hair JF, Black WC, Babin BJ, Anderson RE. Multivariate data analysis [Internet]. Pearson new international seventh edition. Vol. Pearson custom library. Harlow, Essex: Pearson; 2014. Available from: http://ezproxy.lib.le.ac.uk/login?url=http://lib.myilibrary.com?id=527034