TY - BOOK AU - Gopinath, M.A. TI - Subject classisfication practice : S.R.Ranganathan's postulational approach / M.A.Gopinath, M.A.Alar Mel Mangai,edited by A.Neelameghan, K.N.Prasad SN - 8190095765 U1 - 025.42 GOP PY - 2004/// CY - New Delhi PB - Ess Ess Publications KW - Library classifications ER -