Dyfyniad APA

Serrano, B. (2007). Alfonso T. Yuchengco: A distinguished life. Philippines Free Press.

Dyfyniad Arddull Chicago

Serrano, Butch. "Alfonso T. Yuchengco: A Distinguished Life." Philippines Free Press 2007.

Dyfyniad MLA

Serrano, Butch. "Alfonso T. Yuchengco: A Distinguished Life." Philippines Free Press, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.