Cita APA

Summer, C. E., & Summer, C. E. (1956). Factors in effective administration. New York, New York: Graduate School of Business Columbia University.

Citación estilo Chicago

Summer, Charles Edgar, y Charles Edgar Summer. Factors in Effective Administration. New York, New York: Graduate School of Business Columbia University, 1956.

Cita MLA

Summer, Charles Edgar, y Charles Edgar Summer. Factors in Effective Administration. New York, New York: Graduate School of Business Columbia University, 1956.