APA (7e ed.) Bronvermelding

IPG Professional Advancement & Business Center Of The Philippines. IPG Seminar handouts.

Chicago (17e ed.) Bronvermelding

IPG Professional Advancement & Business Center Of The Philippines. IPG Seminar Handouts.

MLA (9e ed.) Bronvermelding

IPG Professional Advancement & Business Center Of The Philippines. IPG Seminar Handouts.

Let op: Deze citaties zijn niet altijd 100% accuraat.