Research in population economics: a research annual
edited by Julian L. Simon and Julie Da Vanzo
JAI Press, 1980
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Gillespie, Robert
A manual on evaluation of population communication programmes
Unesco, 1981
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Cohen, Jeremy
Social research in communication and law
Sage, 1990
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Lindlof, Thomas R.
Qualitative communication research methods
Sage, 2002
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Rubin, Rebecca B.
Communication research: strategies and sources
Wadsworth, 1999
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