APA (7e ed.) Bronvermelding

NOVA VISTA PUBLISHING. (2003). WIN -WIN SELLING. NOVA VISTA PUBLISHING.

Chicago (17e ed.) Bronvermelding

NOVA VISTA PUBLISHING. WIN -WIN SELLING. NORTH AMERICA: NOVA VISTA PUBLISHING, 2003.

MLA (9e ed.) Bronvermelding

NOVA VISTA PUBLISHING. WIN -WIN SELLING. NOVA VISTA PUBLISHING, 2003.

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