Garber, N. J., Hoel, L. A., & Sarkar, R. (2010). Traffic and highway engineering (4th S.I. ed.). Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGarber, Nicholas J., Lester A. Hoel, और Raju Sarkar. Traffic and Highway Engineering. 4th S.I. ed. Australia, United States: Cengage Learning, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGarber, Nicholas J., et al. Traffic and Highway Engineering. 4th S.I. ed. Cengage Learning, 2010.
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