APA (7e ed.) Bronvermelding

Leigh, A. (1999). The ultimate business presentation book. Random House.

Chicago (17e ed.) Bronvermelding

Leigh, Andrew. The Ultimate Business Presentation Book. London: Random House, 1999.

MLA (9e ed.) Bronvermelding

Leigh, Andrew. The Ultimate Business Presentation Book. Random House, 1999.

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