Indian Journal of Extension Education Vol. 22-23
Singh, Y. P,
Indian Journal of Extension Education Vol. 22-23 Bound Volumes Y. P. SIngh - New Delhi: Indian Society of Extension Education, 1986-87. - 141.
Agriculture. & related technologies
630.715054
Indian Journal of Extension Education Vol. 22-23 Bound Volumes Y. P. SIngh - New Delhi: Indian Society of Extension Education, 1986-87. - 141.
Agriculture. & related technologies
630.715054