Kumar , Birendra . creator Hansra, B.S. . text New Delhi Concept Publishing Comp. 2000 1st ed. / monographic 465

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xii,200p. ; 22cm. general Birendra Kumar & B.S.Hansra. Index Education Extension Education-Human Resource Development Human Resource Development-Extension Education G-Education 371.1 Ku 96 Ex 81-7022-840-9 Cotton College,Assam 060522 20240114000958.0 27282