APA (7 वां संस्करण) प्रशस्ति पत्र
Houghton, E. (1993). Aerodynamics for Engineering Students (4th ed.). CBS Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Houghton, E.L. Aerodynamics for Engineering Students. 4th ed. New Delhi: CBS Pub, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Houghton, E.L. Aerodynamics for Engineering Students. 4th ed. CBS Pub, 1993.
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