TY - BOOK AU - Ballvé,Faustino TI - Essentials of economics: a brief survey of principles and policies T2 - The William Volker Fund series in the humane studies PY - 1963///] CY - Irvington-on-Hudson, New York PB - Foundation for Economic Education, inc. KW - Economics KW - Local N1 - Translation of Diez lecciones de economia; Includes bibliography ER -