Davis, M. L., & Cornwell, D. A. (1998). Introduction to Environmental Engineering. Singapore: McGraw-Hill.
Chicago Style aipamenaDavis, Mackenzie L., và David A. Cornwell. Introduction to Environmental Engineering. Singapore: McGraw-Hill, 1998.
MLA aipamenaDavis, Mackenzie L., và David A. Cornwell. Introduction to Environmental Engineering. Singapore: McGraw-Hill, 1998.
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