Singh,A.K.
Agricultural extension: impact and assessment / [by] A. K. Singh - Jodhpur Agrobios (India) 2001 - 262 pages.
8177540394
Agriculture extension work
630.715 / SIN
Agricultural extension: impact and assessment / [by] A. K. Singh - Jodhpur Agrobios (India) 2001 - 262 pages.
8177540394
Agriculture extension work
630.715 / SIN