Asas jentera ladang J. M. Shippen, C. R. Ellin, C. H. Clover; penterjemah, Abdul Gafar Rahman - Kuala Lumpur Dewan Bahasa dan Pustaka 1993 Translanted from the English "Basic Farm Machinery", 3rd edition, 1980 ISBN: 9836232990 Subjects--Topical Terms: Agricultural machinery