American School Counselor Association. (1997). Professional school counseling. Sage Publishing.
Chicago-Zitierstil (17. Ausg.)American School Counselor Association. Professional School Counseling. Thousand Oaks, CA: Sage Publishing, 1997.
MLA-Zitierstil (9. Ausg.)American School Counselor Association. Professional School Counseling. Sage Publishing, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.