1.
図書 |
by Lester V. Berrey and Melvin van den Bark
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2.
図書 |
David B. Guralnik ed. in chief
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3.
図書 |
prep. under the superintendence of William Dwight Whitney ; rev. and enl. under the superintendence of Benjamin E. Smith
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4.
図書 |
compiled by Morton Benson, Evelyn Benson and Robert Ilson
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5.
図書 |
海外技術者研修協会
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