Gaya APA

Davis, MacKenzi L. R.REF, Cornwell, David A.. (1991). Introduction to environmental engineering / MacKenzi L. Davis, David A. Cornwell (2nd ed.). : McGraw-Hill.

Gaya Chicago

Davis, MacKenzi L. R.REF, Cornwell, David A.. Introduction to environmental engineering / MacKenzi L. Davis, David A. Cornwell. 2nd ed. : McGraw-Hill, 1991. Text.

Gaya MLA

Davis, MacKenzi L. R.REF, Cornwell, David A.. Introduction to environmental engineering / MacKenzi L. Davis, David A. Cornwell. 2nd ed. : McGraw-Hill, 1991. Text.

Gaya Turabian

Davis, MacKenzi L. R.REF, Cornwell, David A.. Introduction to environmental engineering / MacKenzi L. Davis, David A. Cornwell. 2nd ed. : McGraw-Hill, 1991. Print.