Indian Journal of Extension Education. v.19-20, 1983-84
Singh, K.N., ed.
Indian Journal of Extension Education. v.19-20, 1983-84 edited by K.N.Singh - New Delhi Indian Society of Extension Education 1983 - v.19-20, varies p.; 24cm.
Indian Journal of Extension Education. v.19-20, 1983-84 edited by K.N.Singh - New Delhi Indian Society of Extension Education 1983 - v.19-20, varies p.; 24cm.