00273nam a2200109Ia 4500008004100000020001800041100001900059245003000078250000800108260003700116300001000153240731s9999||||xx |||||||||||||| ||und||  a9789380158204  aVasistha, K.C. 0aSamajopyogi Utpadak Karye  a4th  bR.S.A. Internationalc2014aAgra  a244p.