Unnat Krishi (HI). v.9, 1971-72
Chaturvedi, Bhagwat Prasad, ed.
Unnat Krishi (HI). v.9, 1971-72 edited by Bhagwat Prasad Chaturvedi - New Delhi Directorate of Extension, Ministry of Agriculture 1971 - v.9, varies p.; 26cm.
Unnat Krishi (HI). v.9, 1971-72 edited by Bhagwat Prasad Chaturvedi - New Delhi Directorate of Extension, Ministry of Agriculture 1971 - v.9, varies p.; 26cm.
