Oplas, B. J. (2006). Why income taxes can be abolished. Philippine Collegian.
Chicago Style (17th ed.) CitationOplas, Bienvenido Jr. "Why Income Taxes Can Be Abolished." Philippine Collegian 2006.
MLA引文Oplas, Bienvenido Jr. "Why Income Taxes Can Be Abolished." Philippine Collegian, 2006.
警告:這些引文格式不一定是100%准確.