APA (7e ed.) Bronvermelding

NASH, E. L. (1982). Direct Marketing Strategy, Planning, Execution Edward L. Nash. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

NASH, Edward L. Direct Marketing Strategy, Planning, Execution Edward L. Nash. McGraw-Hill, 1982.

MLA (8e ed.) Bronvermelding

NASH, Edward L. Direct Marketing Strategy, Planning, Execution Edward L. Nash. McGraw-Hill, 1982.

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