Ward, Andrew D. Environmental hydrology / Andy D. Ward, Stanley W. Trimble ; forword by M.G. Wolman. - 2nd ed. - Boca Raton, FL : Lewis Publishers, 2004. - 475 p. : ill., maps ; 29 cm. Includes bibliographical references (p. 413-428) and index. ISBN: 1566706165 (alk. paper) RM361.60 Subjects--Topical Terms: Hydrology.Hydrology--Environmental aspects.