APA (7e ed.) Bronvermelding

Não informado. (1961). Advertising and Sales Promotion. Crain Communications.

Chicago (17e ed.) Bronvermelding

Não informado. Advertising and Sales Promotion. Chicago, Ill: Crain Communications, 1961.

MLA (8e ed.) Bronvermelding

Não informado. Advertising and Sales Promotion. Crain Communications, 1961.

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