Onwuualu, A.P. Fundamentals of engineering for agriculture/ by A.P Onwualu, C O Akubuo and I E Ahaneku - Nigeria: Enugu Immaculate Pub. Ltd, c2006 - xviii.; 397p.: ill.; 20cm. Includes reference and index ISBN: 9780361332 Source: B-37092 Subjects--Topical Terms: Agricultural engineering LC Class. No.: S674.4.O58 / .O58 2006