C. H. Ward Ground Water Quality - New York John Wiley and Sons 1985 - 543p C. H. Ward; W. Giger & P. L. McCarty: Ground Water Quality. New York. John Wiley and Sons, 1985. 0-471-81597-7--(551.49WAR) ENGLISH ISBN: 0-471-81597-7 Dewey Class. No.: 551.49 / WAR