Communications pretesting

Xehetasun bibliografikoak
Egile nagusia:	Bertrand, Jane T.
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	Chicago Communication Laboratory Community and Family Study Center, University of Chicago, c1978.
Saila:	Media monograph 6
Gaiak:	Communication in birth control > Latin America. Communication in birth control > Methodology. Communication in rural development > Methodology.