APA (7 वां संस्करण) प्रशस्ति पत्र
Simmons, G. F. (1972). Differential equations: With applications and historical notes. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Simmons, George Finlay. Differential Equations: With Applications and Historical Notes. New York: McGraw-Hill, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Simmons, George Finlay. Differential Equations: With Applications and Historical Notes. McGraw-Hill, 1972.
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