Catalog University of Texas. Library. Latin American Collection Published: 1969 Total Pages: 676 Get eBook
Bibliografía sobre sistemas de agricultura tropical Inter-American Institute of Agricultural Sciences Published: 1974 Total Pages: 160 Get eBook
National Agricultural Library Catalog National Agricultural Library (U.S.) Published: 1984 Total Pages: 494 Get eBook
Scientific Institutions and Scientists in Latin America. Venezuela Unesco. Science Cooperation Office for Latin America Published: 1964 Total Pages: 606 Get eBook