DEF'22 UG/20499 DeFleur, Melvin L. Mass communication theories / Melvin L. DeFleur, Margaret H. DeFleur. – 2nd ed. – New York : Routledge, c2022 x, 536p. : plat ISBN9780367533533 : Rs.Pound 44.99,Rs. 4521/- . Mass media – Social aspects . Communication . DeFleur, Margaret H. |