Halloran, J. (1981). Supervision: The art of management. Prentice-Hall.
Chicago-čujuhus (17. p.)Halloran, Jack. Supervision: The Art of Management. Englewood Cliffs, N.J.: Prentice-Hall, 1981.
MLA-čujuhus (9. p.)Halloran, Jack. Supervision: The Art of Management. Prentice-Hall, 1981.
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