Watlington, A. G., & Radeloff, R. L. (1997). Contract engineering: Start and build a new career. New York: McGraw-Hill.
シカゴスタイル引用形Watlington, Amanda G., and Roger L. Radeloff. Contract Engineering: Start and Build a New Career. New York: McGraw-Hill, 1997.
MLA引用形式Watlington, Amanda G., and Roger L. Radeloff. Contract Engineering: Start and Build a New Career. New York: McGraw-Hill, 1997.
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