APA

Mills W., . (1985). Water quality assessment : a screening procedure for toxic and conventional pollutants in surface and ground water. Athens: Environmental Protection Agency (EPA).

Chicago

Mills W.B, . 1985. Water quality assessment : a screening procedure for toxic and conventional pollutants in surface and ground water. Athens: Environmental Protection Agency (EPA).

Harvard

Mills W., . (1985). Water quality assessment : a screening procedure for toxic and conventional pollutants in surface and ground water. Athens: Environmental Protection Agency (EPA).

MLA

Mills W.B, . Water quality assessment : a screening procedure for toxic and conventional pollutants in surface and ground water. Athens: Environmental Protection Agency (EPA). 1985.