Duderstadt, J. J., Knoll, G. F., & Springer, G. S. (1982). Principles of engineering. Wiley.
Lua i Stíl Chicago (17ú heag.)Duderstadt, James J., Glenn F. Knoll, agus George S. Springer. Principles of Engineering. New York: Wiley, 1982.
Lua MLA (9ú heag.)Duderstadt, James J., et al. Principles of Engineering. Wiley, 1982.
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