Teran, Mario Villarroel (author / Director General de Comunicacion Social y Tecnica de Ministerio de Agricultura de Bolivia) and Director General de Comunicacion Social y Tecnica de Ministerio de Agricultura de Bolivia
Format:
Journal article
Publication Date:
1986
Published:
USA
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 79 Document Number: C04472