APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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