KOENIG,NATHAN. A Comprehensive Agri cultural Program for Puerto Rico. Pp. xii,299. Washington,D. C.: United States Department of Agriculture,in co operation with the Commonwealth of Puerto Rico,1953. $1.75 (paper)

KOENIG,NATHAN. A Comprehensive Agri cultural Program for Puerto Rico. Pp. xii,299. Washington,D. C.: United States Department of Agriculture,in co operation with the Commonwealth of Puerto Rico,1953. $1.75 (paper)

Abstract

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