TY - BOOK AU - Mapendo, Jacobus Thomas TI - Effectivenes of promotion activities towards sales revenue in telecomunication industry:: a case of Airtel (T) limited Musoma Urban AV - DIS HF5549.5 .P7M33 2014 C.1 PY - 2014/// CY - Dodoma PB - The University of Dodoma KW - Promotions N1 - Includes references ER -