Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C19058
Notes:
Pages 178-206 in Rajab Ali Memon, managing author, and Elena Bashir, editor, Extension methods. National Book Foundation, Islamabad, Pakistan. 378 pages.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: Byrnes2 Document Number: C12391
Notes:
Francis C. Byrnes Collection, Pages 230-242 in G.P. Wood and A.T. Mosher, Readings in agricultural administration, Agricultural Development Council, New York, NY. 244 p.