Halasi-Kun, G. J. (1999). Environmental protection of soil and water resources ([1st ed.].). Slovak Academy of Sciences.
Citace podle Chicago (17th ed.)Halasi-Kun, George J. Environmental Protection of Soil and Water Resources. [1st ed.]. Bratislava: Slovak Academy of Sciences, 1999.
Citace podle MLA (9th ed.)Halasi-Kun, George J. Environmental Protection of Soil and Water Resources. [1st ed.]. Slovak Academy of Sciences, 1999.
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