Ballve, Faustino Essentials of economics : a brief survey of principles and policies / Faustino Ballve - New Jersey : D. Van Nostrand Co., c1963. - xvii, 109 p. : 23 cm. - The William Volker fund series in the humane studies . ISBN: LCCN: Subjects--Topical Terms: Economic policyEconomic principlesEconomics LC Class. No.: HB171 / .B24 1963 Dewey Class. No.: 330.1 / B193e