Hallora, J. (1986). Supervision: The art of management. Prentice-Hall.
Chicago Style (17th ed.) CitationHallora, Jack. Supervision: The Art of Management. Englewood Cliffs, N. J: Prentice-Hall, 1986.
MLA (9th ed.) CitationHallora, Jack. Supervision: The Art of Management. Prentice-Hall, 1986.
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