00546nam a2200181Ia 4500 170901s1982 xx 000 0 und d 0582025427 630.7150172 A20A Adams, M. E Agricultural Extension in Developing Countries UK ELBS, English Language Book Society 1982 107 Agriculture and related technologies Technology (Applied sciences) Agricultural extension work Developing countries ddc BK 12492 12492 0 0 ddc 0 0 RAU RAU 2017-10-18 B.I, Patna POUND 1.60 0 630.7150172 A20A 47781 2017-10-18 1997-06-14 BK