TY - BOOK TI - Advances in library and information science U1 - 2n1,M89, M9.2,M9.4 (2D) PY - 1989/// CY - Jaipur PB - RBSA Pub KW - LIBRARY SCIENCE N1 - Contents : v 2 : Information systems agriculture and environment ed by C C Sharma and D C Ojha (xviii,215p) , v 4 : Information communication ed by D C Ojha (xv,208) ER -