TY - BOOK AU - Napier, Radney W. AU - Gershenfeld, Matti K. TI - Groups : : theory and experience SN - 817473001X U1 - 374.22 1 PY - 2001/// CY - New Delhi PB - A.I.T.B.S. Publishers & Distributors KW - Perception and communication KW - Membership KW - norms group pressures and deviancy ER -