Style de citation APA

Gibson, R. L. (2005). Introduction to counseling and guidance (6th ed.). Pearson Education.

Style de citation Chicago

Gibson, Robert L. Introduction to Counseling and Guidance. 6th ed. Delhi: Pearson Education, 2005.

Style de citation MLA

Gibson, Robert L. Introduction to Counseling and Guidance. 6th ed. Pearson Education, 2005.