Walker, Orville C. Marketing Strategy: Planning and Implementation - irwin McGraw-Hill New York 1996 - xxiv, 392 p. 24 cm ISBN: 0256136920 Nat. Bib. Agency Control No.: 658.802 WAL Subjects--Topical Terms: Marketingඅලෙවිකරණය Dewey Class. No.: 658.802 / WAL