APA (7 वां संस्करण) प्रशस्ति पत्र
Akan, A. O., & Houghtalen, R. . J. (2003). Urban Hydrology, Hydraulics,and Stormwater Quality: Engineering Applications and Computer Modeling. John Wiley & Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Akan, A. Osman, और Robert J. Houghtalen. Urban Hydrology, Hydraulics,and Stormwater Quality: Engineering Applications and Computer Modeling. New Delhi: John Wiley & Sons, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Akan, A. Osman, और Robert J. Houghtalen. Urban Hydrology, Hydraulics,and Stormwater Quality: Engineering Applications and Computer Modeling. John Wiley & Sons, 2003.
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