APA (7th ed.) Citation

(1978). Cómo vender a clientes difíciles. CRM Productions; McGraw-Hill.

Chicago Style (17th ed.) Citation

Cómo Vender a Clientes Difíciles. New York: CRM Productions; McGraw-Hill, 1978.

MLA (9th ed.) Citation

Cómo Vender a Clientes Difíciles. CRM Productions; McGraw-Hill, 1978.

Warning: These citations may not always be 100% accurate.