APA Citatie

Stone, B. (1986). Successful direct marketing methods/3e (3rd ed.). Crain books.

Chicago Style citaat

Stone, Bob. Successful Direct Marketing Methods/3e. 3rd ed. Crain books, 1986.

MLA citatie

Stone, Bob. Successful Direct Marketing Methods/3e. 3rd ed. Crain books, 1986.

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