Wallace, Ben J Shifting cultivation and plow agriculture in two pagan gaddang settlements - Manila: Bureau of Printing, 1970 - vi, 117p. Five plates and fourteen text pictures - Monographs of the national institute of science and technology 11 . Subjects--Topical Terms: Agriculture Subjects--Index Terms: Pakak and cabanuangan Religious beliefs Universal Decimal Class. No.: 63(914) / L0