Janzer, V. J. (1985). Results of the U.S. Geological Survey's second international interlaboratory analytical comparison study--standard reference water samples M-86 (major constituents), T-87 (trace constituents), and P-5 (precipitation snowmelt). U.S. Dept. of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationJanzer, Victor J. Results of the U.S. Geological Survey's Second International Interlaboratory Analytical Comparison Study--standard Reference Water Samples M-86 (major Constituents), T-87 (trace Constituents), and P-5 (precipitation Snowmelt). Denver, Colo.: U.S. Dept. of the Interior, Geological Survey, 1985.
MLA (9th ed.) CitationJanzer, Victor J. Results of the U.S. Geological Survey's Second International Interlaboratory Analytical Comparison Study--standard Reference Water Samples M-86 (major Constituents), T-87 (trace Constituents), and P-5 (precipitation Snowmelt). U.S. Dept. of the Interior, Geological Survey, 1985.