Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C19055
Notes:
Pages 96-119 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 Document Number: C12696
Notes:
Pages 293-307 in Bruce R. Crouch and Shankariah Chamala (eds.), Extension education and rural development. Volume 1 - International experience in communication and innovation. John Wiley & Sons, Chichester. 371 p.