Communications pretesting

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	Bertrand, Jane T.
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Chicago Communication Laboratory Community and Family Study Center, University of Chicago, c1978.
Sraith:	Media monograph 6
Ábhair:	Communication in birth control > Latin America. Communication in birth control > Methodology. Communication in rural development > Methodology.