Grafstein, P., & Schwarz, O. B. (1971). Pictorial handbook of technical devices. Chemical publishing.
シカゴスタイル引用形Grafstein, Paul, , Otto B. Schwarz. Pictorial Handbook of Technical Devices. New York: Chemical publishing, 1971.
MLA引用形式Grafstein, Paul, , Otto B. Schwarz. Pictorial Handbook of Technical Devices. Chemical publishing, 1971.
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