Agriculture extension : impact and assessment /
Singh, A. K.
Agriculture extension : impact and assessment / A. K. Singh. - India : Agrobios, c2012. - 266 p. ; 21 cm.
8177540394
Agricultural extension work.
Agriculture extension : impact and assessment / A. K. Singh. - India : Agrobios, c2012. - 266 p. ; 21 cm.
8177540394
Agricultural extension work.