Ansoff, H. I., Declerck, R. P., & Hayes, R. L. (1976). From strategic planning to strategic management. Wiley.
Chicago-viite (17. p.)Ansoff, H Igor, Roger P. Declerck, ja Robert L. Hayes. From Strategic Planning to Strategic Management. London: Wiley, 1976.
MLA-viite (9. p.)Ansoff, H Igor, et al. From Strategic Planning to Strategic Management. Wiley, 1976.
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