Cita APA (7a ed.)

Albrecht, K., & Zemke, R. (1990). Service America!: Doing business in the new economy. Warner Books.

Cita Chicago Style (17a ed.)

Albrecht, Karl, y Ron Zemke. Service America!: Doing Business in the New Economy. New York, NY: Warner Books, 1990.

Cita MLA (9a ed.)

Albrecht, Karl, y Ron Zemke. Service America!: Doing Business in the New Economy. Warner Books, 1990.