APA (7e ed.) Bronvermelding

CHOFFRAY JEAN-MARIE. (1980). MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS.

Chicago (17e ed.) Bronvermelding

CHOFFRAY JEAN-MARIE. MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS, 1980.

MLA (9e ed.) Bronvermelding

CHOFFRAY JEAN-MARIE. MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS, 1980.

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