Sathasivampillai, K. Silva, G.A.C.De. Farm business management in the dry zone of Sri Lanka /K.Sathasivampillai, G.A.C.De Silva - Peradeniya Government department of Agriculture 1976 - 164 p. - Agriculrural Economic study no.17 . ISBN: 80218 Dewey Class. No.: 338.1095489 / SAT