TY - BOOK AU - Delforce,Julie ED - University of New South Wales. Faculty of Economic Studies. TI - Tractors versus draught animals: literature review and case study T2 - Occasional paper in economic development / University of New England, Faculty of Economic Studies ; no. 06 SN - 0858346893 SN - 08165041 PY - 1987/// CY - Armidale, N.S.W. PB - University of New England KW - Agricultural machinery KW - Agricultural innovations KW - Farm mechanization KW - Economic aspects KW - Draft animals ER -