Langbein, J. H. (1977). [Miscellaneous publications]. s.n..
Chicago Style (17th ed.) CitationLangbein, John H. [Miscellaneous Publications]. [S.l.: s.n., 1977.
MLA (8th ed.) CitationLangbein, John H. [Miscellaneous Publications]. s.n., 1977.
Warning: These citations may not always be 100% accurate.