Hyman, R. T. (1986). School administrator's staff development activities manual. Englewood Cliffs, N.J.: Prentice-Hall.
Chicago Style aipamenaHyman, Ronald T. School Administrator's Staff Development Activities Manual. Englewood Cliffs, N.J.: Prentice-Hall, 1986.
MLA aipamenaHyman, Ronald T. School Administrator's Staff Development Activities Manual. Englewood Cliffs, N.J.: Prentice-Hall, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.