Rothman, Kenneth J.
Modern epidemiology
Lippincott Williams / Wilkins, 2008
 Buku Teks
Edwards, Anne
The Hard-pressed researcher: a research handbook for the caring professions
Longman, 1996
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Walliman, Nicholas
Your research project : a step-by-step guide for the first-time researcher
Sage Publications Ltd , 2001
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Yu-Kang Tu, editor
Modern methods for epidemiology
[, Springer], 2012
 eBooks
Modern methods for epidemiology
editors, Yu-Kang Tu, Darren C. Greenwood
Springer , 2012
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