Unnat Krishi (HI). v.22, 1983-84
Gupt, Om Prakash, ed.
Unnat Krishi (HI). v.22, 1983-84 edited by Om Prakash Gupt - New Delhi Directorate of Extension, Ministry of Agriculture 1983 - v.22, varies p.; 25cm.
Unnat Krishi (HI). v.22, 1983-84 edited by Om Prakash Gupt - New Delhi Directorate of Extension, Ministry of Agriculture 1983 - v.22, varies p.; 25cm.