Stumm, D. A. (1985). The new sales manager's survival guide. National Book Store.
Cita Chicago Style (17a ed.)Stumm, David A. The New Sales Manager's Survival Guide. Manila: National Book Store, 1985.
Cita MLA (9a ed.)Stumm, David A. The New Sales Manager's Survival Guide. National Book Store, 1985.
Precaución: Estas citas no son 100% exactas.