Keith, Lawrence H.

Environmental sampling and analysis:a practical guide by: Keith, Lawrence H. (書目-語言資料,印刷品)

Epa's pesticide fact sheet database by: Keith, Lawrence H.; Walker, Mary M. (書目-語言資料,印刷品)

Chlorinated dioxins and dibenzofurans in perspective by: Choudhary, Gangadhar; Keith, Lawrence H.; Rappe, Christoffer (書目-語言資料,印刷品)