Gaya APA

Chemistry for environmental engineering and science / Clair N. Sawyer, Perry L. McCarty, Gene F. Parkin. (2003). : Boston, Mass. : McGraw-Hill.

Gaya MLA

Chemistry for environmental engineering and science / Clair N. Sawyer, Perry L. McCarty, Gene F. Parkin. 4th ed.. : Boston, Mass. : McGraw-Hill, 2003. Text.