Goh, Hooi Beng, Sains pertanian buku tiga / Goh Hooi Beng and Chee Teck Son - Kuala Lumpur : Longman Malaysia Sendirian Berhad, 1997 - vi, 221 pages : some colour, illustrations ; 25 cm ISBN: 0528704855 (paperback) Subjects--Topical Terms: Agriculture --Study and teaching (Secondary) LC Class. No.: LB1681 G64