Greenberg, A. E., & Connors, J. J. (1981). Standard methods for the examination of water and wastewater: 15th edition (15th edition.). Washington: American Public Health Association.
Styl ChicagoGreenberg, A. E., and J. J. Connors. Standard Methods for the Examination of Water and Wastewater: 15th Edition. 15th edition. Washington: American Public Health Association, 1981.
Citace podle MLAGreenberg, A. E., and J. J. Connors. Standard Methods for the Examination of Water and Wastewater: 15th Edition. 15th edition. Washington: American Public Health Association, 1981.
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