Enrile, J. P. (2002). Quo vadis, Filipinas? [speech before the Rotary Club of Manila, June 22, 2002, Manila Hotel]. Philippine Graphic.
Chicago-referens (17:e uppl.)Enrile, Juan Ponce. "Quo Vadis, Filipinas? [speech Before the Rotary Club of Manila, June 22, 2002, Manila Hotel]." Philippine Graphic 2002.
MLA-referens (9:e uppl.)Enrile, Juan Ponce. "Quo Vadis, Filipinas? [speech Before the Rotary Club of Manila, June 22, 2002, Manila Hotel]." Philippine Graphic, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.