Roberts, W. L., Rapp, G. R. 1., & Weber, J. (1974). Encyclopedia of minerals. New York, New York: Van Nostrand Reinhold.
Chicago Style CitationRoberts, Willard Lincoln, George Robert 1931- Rapp, and Julius Weber. Encyclopedia of Minerals. New York, New York: Van Nostrand Reinhold, 1974.
MLA CitationRoberts, Willard Lincoln, George Robert 1931- Rapp, and Julius Weber. Encyclopedia of Minerals. New York, New York: Van Nostrand Reinhold, 1974.
Warning: These citations may not always be 100% accurate.