ISBN 9789387973718 books & textbook
Principles of Organic Farming: (With Theory and Practicals)
Somasundaram, E. Nandhini, D. Udhaya Meyyappan, M.
NEW INDIA PUBLISHING AGENCY- NIPA /2019-07-05 Paperback / 412 Pages
isbn-10: 9387973719 / isbn-13: 9789387973718
