TY - BOOK AU - Walter,Donald A. ED - United States. TI - Geochemical and hydrologic controls on phosphorus transport in a sewage-contaminated sand and gravel aquifer near Ashumet Pond, Cape Cod, Massachusetts AV - TD427.P56 G46 1996 PY - 1996/// CY - Washington PB - U.S. G.P.O. N1 - 'Prepared in cooperation with the National Guard Bureau.'; Includes bibliographical references (p. 63-95) ER -