Katz issue, J. (1973). Services for Students. Jossey- Bass.
Chicago Style (17. basım) AtıfKatz issue, Joseph. Services for Students. Sanfrancisco: Jossey- Bass, 1973.
MLA (9th ed.) AtıfKatz issue, Joseph. Services for Students. Jossey- Bass, 1973.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..