APA (7e ed.) Bronvermelding

PHILLIPS. (1973). Marketing: Principles and methods. Irwin Book Company.

Chicago (17e ed.) Bronvermelding

PHILLIPS. Marketing: Principles and Methods. Irwin Book Company, 1973.

MLA (8e ed.) Bronvermelding

PHILLIPS. Marketing: Principles and Methods. Irwin Book Company, 1973.

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