एपीए उद्धरण

Sawyer, C. N., Mccarty, P. L., & Parkin, G. F. (1994). Chemistry for Environmental Engineering. Singapore: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Sawyer, Clair N., Perry L. Mccarty, और Gene F. Parkin. Chemistry for Environmental Engineering. Singapore: McGraw-Hill, 1994.

एमएलए उद्धरण

Sawyer, Clair N., Perry L. Mccarty, और Gene F. Parkin. Chemistry for Environmental Engineering. Singapore: McGraw-Hill, 1994.