APA (7 वां संस्करण) प्रशस्ति पत्र
Godfrey, K. N. (1972). Civil Engineering: Environmental design and engineering construction. ASCE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Godfrey, K.A. Ned. Civil Engineering: Environmental Design and Engineering Construction. New York: ASCE, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Godfrey, K.A. Ned. Civil Engineering: Environmental Design and Engineering Construction. ASCE, 1972.
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