APA (7e ed.) Bronvermelding

Allen, v. c., & ravensburg, N. G. v. (1994). a beginner's business book. marburg consult for self-help promotion.

Chicago (17e ed.) Bronvermelding

Allen, victor c., en Nicole Goler v. ravensburg. A Beginner's Business Book. marburg: marburg consult for self-help promotion, 1994.

MLA (9e ed.) Bronvermelding

Allen, victor c., en Nicole Goler v. ravensburg. A Beginner's Business Book. marburg consult for self-help promotion, 1994.

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