Behavioural and mental health research : a handbook of skills and methods
edited by Glenys Parry and Fraser N. Watts
Routledge, 1996
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Research methods in orthodontics : a guide to understanding orthodontic research
edited by Theodore Eliades
Springer, 2013
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Jacobsen, Kathryn H.
Introduction to health research methods : a practical guide
Jones & Bartlett Learning, 2017
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Wood, Marilynn J.
Basic steps in planning nursing research : from question to proposal
Jones and Bartlett , 2011
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Sage handbook of mixed methods in social & behavioral research
Abbas Tashakkori, Charles Teddlie
SAGE Publications, 2010
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