Παραπομπή APA

Zunker, V. G. (2012). Career counseling: A holistic approach (8th ed.). Brooks/Cole.

Παραπομπή Chicago Style

Zunker, Vernon G. Career Counseling: A Holistic Approach. 8th ed. Belmont, CA: Brooks/Cole, 2012.

Παραπομπή MLA

Zunker, Vernon G. Career Counseling: A Holistic Approach. 8th ed. Brooks/Cole, 2012.