Ward, F. N. (1975). New and refined methods of trace analysis useful in geochemical exploration: A collection of methods additional to those presented earlier in U.S. Geological Survey bulletins 1152 and 1289. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationWard, Frederick Norville. New and Refined Methods of Trace Analysis Useful in Geochemical Exploration: A Collection of Methods Additional to Those Presented Earlier in U.S. Geological Survey Bulletins 1152 and 1289. Washington: U.S. Govt. Print. Off, 1975.
MLA (9th ed.) CitationWard, Frederick Norville. New and Refined Methods of Trace Analysis Useful in Geochemical Exploration: A Collection of Methods Additional to Those Presented Earlier in U.S. Geological Survey Bulletins 1152 and 1289. U.S. Govt. Print. Off, 1975.