(2007). Celebrating a decade of PPFI's leadership and service. Philippine Graphic.
Chicago (17e ed.) Bronvermelding"Celebrating a Decade of PPFI's Leadership and Service." Philippine Graphic 2007.
MLA (9e ed.) Bronvermelding"Celebrating a Decade of PPFI's Leadership and Service." Philippine Graphic, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.