Gray, N. F. (1999). Water technology: An introduction for scientists and engineers. Arnold Wiley.
Chicago-viite (17. p.)Gray, N. F. Water Technology: An Introduction for Scientists and Engineers. London, New York: Arnold Wiley, 1999.
MLA-viite (9. p.)Gray, N. F. Water Technology: An Introduction for Scientists and Engineers. Arnold Wiley, 1999.
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