Steiner, G. A. (1979). Strategic Planning: What Every Manager Must Know George A. Steiner. The Free.
Chicago-viite (17. p.)Steiner, George A. Strategic Planning: What Every Manager Must Know George A. Steiner. The Free, 1979.
MLA-viite (8. p.)Steiner, George A. Strategic Planning: What Every Manager Must Know George A. Steiner. The Free, 1979.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.