American Chemical Society. Division of Chemical Information. Chemical Information Bulletin, Volume 41, Number 1, Spring 1989. Philadelphia, Pennsylvania. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc5660/. Accessed July 25, 2016.
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.