Ruaya, J. (2011). Water sports: Tourism's most profitable niche. Philippines Free Press.
Chicago Style (17th ed.) CitationRuaya, Jun. "Water Sports: Tourism's Most Profitable Niche." Philippines Free Press 2011.
MLA引文Ruaya, Jun. "Water Sports: Tourism's Most Profitable Niche." Philippines Free Press, 2011.
警告:這些引文格式不一定是100%准確.