Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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

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