APA-čujuhus (7. p.)

Steel, E. W. (1960). Water supply and sewerage (4th ed.). McGraw-Hill.

Chicago-čujuhus (17. p.)

Steel, Ernest. W. Water Supply and Sewerage. 4th ed. New York: McGraw-Hill, 1960.

MLA-čujuhus (9. p.)

Steel, Ernest. W. Water Supply and Sewerage. 4th ed. McGraw-Hill, 1960.

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