APA (7e ed.) Bronvermelding

DOBLER D W; LEE LAMER. (1977). PURCHASING AND MARKETING MANAGEMENT: TEXT AND CASES (3RD.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Chicago (17e ed.) Bronvermelding

DOBLER D W; LEE LAMER. PURCHASING AND MARKETING MANAGEMENT: TEXT AND CASES. 3RD. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1977.

MLA (9e ed.) Bronvermelding

DOBLER D W; LEE LAMER. PURCHASING AND MARKETING MANAGEMENT: TEXT AND CASES. 3RD. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1977.