American Chemical Society. Division of Chemical Information. Chemical Information Bulletin, Volume 42, Number 03, Fall/Winter 1990. Philadelphia, Pennsylvania. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc5655/. Accessed September 2, 2015.
Note: Inconsistencies in capitalization and punctuation within the Digital Library may affect this citation. Before using this citation in formal writing, please consult your preferred style manual. More information.