Sawyer, C. N. (1994). Chemistry for environmental engineering. (4th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Sawyer, Clair N. Chemistry for Environmental Engineering. 4th ed. New York: McGraw-Hill, 1994.
MLA-čujuhus (9. p.)Sawyer, Clair N. Chemistry for Environmental Engineering. 4th ed. McGraw-Hill, 1994.
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