Ford, E. David
Scientific method for ecological research
Cambridge University Press, 2000
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Carey, Stephen S.
A beginner's guide to scientific method / Stephen S. Carey
Thomson Wadsworth, 2004
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Gauch, Hugh G., 1942-
Scientific method in brief
Cambridge University Press, 2012
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Lastrucci, Carlo L.
The scientific approach: basic principles of the scientific method
Schenkman, 1964
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Greenstein, Theodore N.
Methods of family research
Sage, 2001
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