APA (7e ed.) Bronvermelding
MacPherson, K. (2001). Permission-based E-mail marketing that works! Dearborn Trade.
Chicago (17e ed.) Bronvermelding
MacPherson, Kim. Permission-based E-mail Marketing That Works! Chicago, IL: Dearborn Trade, 2001.
MLA (9e ed.) Bronvermelding
MacPherson, Kim. Permission-based E-mail Marketing That Works! Dearborn Trade, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.