Creed, J. T., & Martin, T. D. (1997). Method 200.13: Determination of trace elements in marine waters by off-line chelation preconcentration with graphite furnace atomic absorption (Revision 1.0.). United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory.
Chicago Style (17th ed.) CitationCreed, John T., and Theodore D. Martin. Method 200.13: Determination of Trace Elements in Marine Waters by Off-line Chelation Preconcentration with Graphite Furnace Atomic Absorption. Revision 1.0. [Cincinnati, Ohio]: United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory, 1997.
MLA (9th ed.) CitationCreed, John T., and Theodore D. Martin. Method 200.13: Determination of Trace Elements in Marine Waters by Off-line Chelation Preconcentration with Graphite Furnace Atomic Absorption. Revision 1.0. United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory, 1997.