ISBN 1853390232 books & textbook
Agro-Mechanical Diffusion in a Backward Region
Basant, Rakesh Subrahmanian, K.K. Subrahmanian, K. K.
Intermediate Technology Publications /1990-11-01 Paperback / 94 Pages
isbn-10: 1853390232 / isbn-13: 9781853390234
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