TEAD, O. (1951). Art of administration. MaGraw-Hill.
Chicago Style (17th ed.) ZitazioaTEAD, Ordway. Art of Administration. New York: MaGraw-Hill, 1951.
MLA (9th ed.) ZitazioaTEAD, Ordway. Art of Administration. MaGraw-Hill, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.