00000nam a2200000 a 4500 20251202164127.0 0135592461 302.23 BIT Bittner, John, R. Mass communication: an introduction 4th ed. Delhi Prentice-Hall 1986 xxviii, 468p. 23 cm 23 cm. Mass media ENG 100 010 _ 6550 LIBSS C 463 463 0 0 0 0 PU PU 1998-04-08 0 302.23 BIT 6550 BK