Goetsch, D. L. (2006). Effective strategic planning for competitive advantage: Ten steps for technical professions. Pearson/Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Goetsch, David L. Effective Strategic Planning for Competitive Advantage: Ten Steps for Technical Professions. Upper Saddle River, N.J: Pearson/Prentice Hall, 2006.
Lua MLA (8ú heag.)Goetsch, David L. Effective Strategic Planning for Competitive Advantage: Ten Steps for Technical Professions. Pearson/Prentice Hall, 2006.
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