APA (7e ed.) Bronvermelding

Crisostomo, I. T. (2002). The president as salesperson and manager. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Crisostomo, Isabelo T. "The President as Salesperson and Manager." Manila Bulletin 2002.

MLA (9e ed.) Bronvermelding

Crisostomo, Isabelo T. "The President as Salesperson and Manager." Manila Bulletin, 2002.

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