Singh,A.K.
Agricultural extention: impact and assessment / [by] A.K.Singh - Jodhpure Agrobios (India) 2003 - 262 pages.
8177540394
Agriculture extension work
630.715 / SIN
Agricultural extention: impact and assessment / [by] A.K.Singh - Jodhpure Agrobios (India) 2003 - 262 pages.
8177540394
Agriculture extension work
630.715 / SIN