Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C17075
Notes:
Pages 98-118 in Wilbur Schramm and Daniel Lerner (eds.), Communication and change: the last ten years - and the next. University Press of Hawaii, Honolulu. 372 pages.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 180 Document Number: C36215
Notes:
Section 4 in Don Richardson and Lynnita Paisley (eds.), The first mile of connectivity, Communication for Development, Food and Agriculture Organization of the United Nations, Rome, Italy. Via online. 7 pages.