Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C21520
Notes:
Pages 71-88 in Mehdi Semati (ed.), New Frontiers in International Communication Theory. Rowman and Littlefield Publishers, Inc., Lanham, Maryland. 306 pages.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C22089
Notes:
Pages 157-164 in Charles Okigbo and Festus Eribo (eds.), Development and communication in Africa. Rowman and Littlefield Publishers, Inc., Lanham, Maryland. 249 pages.