APA (7th ed.) Zitazioa

Isaacson, L. E. (1977). Career information in counseling and teaching (r3d ed.). Allyn and Bacon.

Chicago Style (17th ed.) Zitazioa

Isaacson, Lee E. Career Information in Counseling and Teaching. r3d ed. Boston: Allyn and Bacon, 1977.

MLA (9th ed.) Zitazioa

Isaacson, Lee E. Career Information in Counseling and Teaching. r3d ed. Allyn and Bacon, 1977.