Ragon, G. (1999). Advertising in today's world. Manila Bulletin.
Chicago Style (17th ed.) CitationRagon, Genoveva. "Advertising in Today's World." Manila Bulletin 1999.
MLA引文Ragon, Genoveva. "Advertising in Today's World." Manila Bulletin, 1999.
警告:這些引文格式不一定是100%准確.