Murdick, Robert G. Mathematical models in marketing / Robert G. Murdick - Scranton : Intext Educational publiahers, c1971. - x, 293 p. ; ill. ; 23 cm. ISBN: 070022369x LCCN: Subjects--Topical Terms: Marketeing LC Class. No.: HF5415.2 / .M87 1971 Dewey Class. No.: 658.8 / M974m