Engineering Information, Inc. (1985). Engineering & industrial software directory: A guide to computer programs in the applied sciences. Engineering Information.
Chicagoスタイル(17版)引用形式Engineering Information, Inc. Engineering & Industrial Software Directory: A Guide to Computer Programs in the Applied Sciences. New York, NY, USA: Engineering Information, 1985.
MLA(9版)引用形式Engineering Information, Inc. Engineering & Industrial Software Directory: A Guide to Computer Programs in the Applied Sciences. Engineering Information, 1985.
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