Alminar, Ruby F. Elements of marketing / Ruby F. Alminar. - Rev. ed. - Mandaluyong City : National Book Store, c1994. - xvi, 228 p. : ill. ; 22 cm. Bibliography : p. 227 - 228. ISBN: 970857614X Subjects--Topical Terms: Marketing LC Class. No.: HF5415 / Al6 1994