Pfiffner, J. M. 1. (1958). The supervision of personnel ; human relations in the management of men (2nd ed.). Prentice-Hall.
Citace podle Chicago (17th ed.)Pfiffner, John McDonald 1893. The Supervision of Personnel ; Human Relations in the Management of Men. 2nd ed. Englewood Cliffs, N. J: Prentice-Hall, 1958.
Citace podle MLA (9th ed.)Pfiffner, John McDonald 1893. The Supervision of Personnel ; Human Relations in the Management of Men. 2nd ed. Prentice-Hall, 1958.
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