Keith, L. H., & .Walker, M. M. (1995). Handbook of air toxics: Sampling, analysis, and properties. Lewis Publishers.
Chicago-referens (17:e uppl.)Keith, Lawrence H., och Mary M. .Walker. Handbook of Air Toxics: Sampling, Analysis, and Properties. Boca Raton: Lewis Publishers, 1995.
MLA-referens (9:e uppl.)Keith, Lawrence H., och Mary M. .Walker. Handbook of Air Toxics: Sampling, Analysis, and Properties. Lewis Publishers, 1995.