Cita APA (7a ed.)

Gibson, R. L., & Mitchell, M. (1999). Introduction to counseling and guidance (Fifth edition.). Merrill.

Cita Chicago Style (17a ed.)

Gibson, Robert L., y Marianne Mitchell. Introduction to Counseling and Guidance. Fifth edition. Upper Saddle River, New Jersey: Merrill, 1999.

Cita MLA (9a ed.)

Gibson, Robert L., y Marianne Mitchell. Introduction to Counseling and Guidance. Fifth edition. Merrill, 1999.