Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 63 Document Number: C02219
Notes:
James F. Evans Collection, Warwickshire, England : Royal Agricultural Society of England, National Agricultural Centre, 1987. 196 p. (Monograph Series No. 6)
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 121 Document Number: C13870
Notes:
Also see C02469 in Box 65, In: Agricultural development : systems and communications (proceedings of the 23rd Annual Conference of the Association of US University Directors of International Agricultural Programs, AUSUDIAP; 1987 June 2-4; The University of Rhode Island, Galilee, RI) p. 81-85
