 Harwood, B.J. Idaho Chemical Processing Plant safety document ICPP hazardous chemical evaluation. United States: N. p., 1993. Web. doi:10.217210159490.Harwood, B.J. Idaho Chemical Processing Plant safety document ICPP hazardous chemical evaluation. United States. doi:10.217210159490.Harwood, B.J. 1993. Idaho Chemical Processing Plant safety document ICPP hazardous chemical evaluation. United States. doi:10.217210159490. 