TY - BOOK AU - Comanor,William S. AU - Wilson,Thomas Arthur TI - Advertising and market power T2 - Harvard economic studies SN - 0674005805 AV - HF5827 .C587 U1 - 659.1 PY - 1974/// CY - Cambridge, Mass. PB - Harvard University Press KW - Advertising KW - Marketing KW - sears N1 - Includes bibliographical references and index ER -