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1. The economics of subsistence agriculture,   Publication: London, | New York, Macmillan; | St. Martin's P., 1970 . xiii, 267 p. Date:1970 Availability: Copies available: Turkeyen Campus Social Sciences [HD1411 .C57 1970] (1), Actions: Add to cart
2. Tropical farming economics /   Publication: London : Longman, 1973 . xxiv, 174p. : Date:1973 Availability: Copies available: Turkeyen Campus Social Sciences [HD1417 H27] (2), Actions: Add to cart No cover image available No cover image available