APA (7 वां संस्करण) प्रशस्ति पत्र

Nemerow, N. L. (2009). Environmental engineering (6th ed.). Wiley. https://doi.org/10.1002/9780470432815

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Nemerow, Nelson Leonard. Environmental Engineering. 6th ed. Hoboken, N.J: Wiley, 2009. https://doi.org/10.1002/9780470432815.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Nemerow, Nelson Leonard. Environmental Engineering. 6th ed. Wiley, 2009. https://doi.org/10.1002/9780470432815.