Public opinion its formation, measurement, and impact

Sonraí bibleagrafaíochta
Rannpháirtithe:	Welch, Susan, Comer, John
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Palo Alto, Calif. Mayfield c1975.
Ábhair:	Public opinion. Public opinion polls.