Deutsche Gesellschaft für Technische Zusammenarbeit, Consultative Group on International Agricultural Research, International Rice Research Institute ; [compiled and prepared by Fred E. Brandl and Peter Keller]GTZ1983
edited by J. Richard Blanchard and Lois Farrell ; contributors, J. Richard Blanchard ... [et al.] ; consultants, Wallace Olsen, Richard Farley, Bernard Kreissman ; sponsored by the United States National Agricultural Library, United States Department of AgricultureUniversity of California Pressc1981
sponsored by Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH (German Agency for Technical Cooperation) (GTZ), Consultative Group on International Agricultural Research (CGIAR) [and] International Rice Research Institute (IRRI)International Rice Research Institute1984