Schenck, H., & Hawks, R. J. (1979). Theories of engineering experimentation (3rd. ed.). New York: Hemisphere Publishing Corporation.
Παραπομπή Chicago StyleSchenck, Hilbert, and Roger J. Hawks. Theories of Engineering Experimentation. 3rd. ed. New York: Hemisphere Publishing Corporation, 1979.
Παραπομπή MLASchenck, Hilbert, and Roger J. Hawks. Theories of Engineering Experimentation. 3rd. ed. New York: Hemisphere Publishing Corporation, 1979.
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