Crowley, D. J., Etherington, A., & Kidd, R. (1981). Mass media manual: How to run a radio learning group campaign (2., rev. ed.). Friedrich-Ebert-Stiftung.
Chicago Style (17th ed.) CitationCrowley, David J., Alan Etherington, and Ross Kidd. Mass Media Manual: How to Run a Radio Learning Group Campaign. 2., rev. ed. Bonn: Friedrich-Ebert-Stiftung, 1981.
MLA (9th ed.) CitationCrowley, David J., et al. Mass Media Manual: How to Run a Radio Learning Group Campaign. 2., rev. ed. Friedrich-Ebert-Stiftung, 1981.
Warning: These citations may not always be 100% accurate.