Powell, Guy R. Marketing calculator : measuring and managing return on marketing investment / Guy R. Powell - Singapore ; Hoboken, NJ : John Wiley & Sons (Asia), 2008. - xiv, 288 p. : ill. ; 23 cm Includes bibliographical references (p. [277]-281) and index. ISBN: 9780470823958 LCCN: 2008278177 Subjects--Topical Terms: Marketing--Management.Marketing--Cost effectiveness. LC Class. No.: HF5415.13 / .P685 2008 Dewey Class. No.: 338.761 / PGM