Cooper, A. M. (1958). How to supervise people/4e (4th ed.). Mcgraw Hill.
Chicago Style aipamenaCooper, Alfred M. How to Supervise People/4e. 4th ed. New York: Mcgraw Hill, 1958.
MLA aipamenaCooper, Alfred M. How to Supervise People/4e. 4th ed. Mcgraw Hill, 1958.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.