Steiner, G. A. (1979). Strategic planning: What every manager must know. The Free Press Paperbacks.
Chicago-viite (17. p.)Steiner, George Albert. Strategic Planning: What Every Manager Must Know. New York: The Free Press Paperbacks, 1979.
MLA-viite (9. p.)Steiner, George Albert. Strategic Planning: What Every Manager Must Know. The Free Press Paperbacks, 1979.
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