De Vries, L. (1939). German-English science dictionary for students in chemistry, physics, biology, agriculture, and related sciences. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Vries, Louis. German-English Science Dictionary for Students in Chemistry, Physics, Biology, Agriculture, and Related Sciences. New York: McGraw-Hill, 1939.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Vries, Louis. German-English Science Dictionary for Students in Chemistry, Physics, Biology, Agriculture, and Related Sciences. McGraw-Hill, 1939.
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