APA (7e ed.) Bronvermelding

HARVARD BUSINESS REVIEW. (1973). HOW TO IMPROVE SALES MANAGEMENT. HARVARD BUS. SCHOOL.

Chicago (17e ed.) Bronvermelding

HARVARD BUSINESS REVIEW. HOW TO IMPROVE SALES MANAGEMENT. USA: HARVARD BUS. SCHOOL, 1973.

MLA (9e ed.) Bronvermelding

HARVARD BUSINESS REVIEW. HOW TO IMPROVE SALES MANAGEMENT. HARVARD BUS. SCHOOL, 1973.

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