Vlcek, C. W., & Wiman, R. V. (1989). Managing media services: Theory and practice. Libraries Unlimited.
Chicago Style (17. basım) AtıfVlcek, Charles W., ve Raymond V. Wiman. Managing Media Services: Theory and Practice. Englewood, Colo.: Libraries Unlimited, 1989.
MLA (8th ed.) AtıfVlcek, Charles W., ve Raymond V. Wiman. Managing Media Services: Theory and Practice. Libraries Unlimited, 1989.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..