TY - BOOK AU - Cook, Harver R TI - Sellecting, advertising media : : a guide for small business AV - HF 5823 C66 1969 PY - 1969/// CY - Washington, D.C. PB - : Small Business Administration KW - Publicidad KW - Medios de comunicaciĆ³n de masas KW - - Publicidad ER -