TY - BOOK AU - Smith,Ronald F. AU - Levin,James E. AU - Kearney,A.T. ED - United States. TI - Multimedia assessment and environment research needs of the cement industry U1 - 336.1850973 PY - 1979/// CY - Washington, D.C. PB - United States Government Printing Office KW - Environmental health KW - Research KW - United States ER -