Παραπομπή APA

Lee E Isaacson & Duane Brown. (2000). Career information , career counselling, and career development (7th ed.). Allyn and Bacon.

Παραπομπή Chicago Style

Lee E Isaacson και Duane Brown. Career Information , Career Counselling, and Career Development. 7th ed. Boston: Allyn and Bacon, 2000.

Παραπομπή MLA

Lee E Isaacson και Duane Brown. Career Information , Career Counselling, and Career Development. 7th ed. Allyn and Bacon, 2000.