Landis, B. Y. (1972). Professional codes: A sociological analysis to determine applications to the educational profession (Repr. [of the ed.] New York: Bureau of Publications, Teachers College, Columbia University, 1927.). AMS Press.
Chicago-Zitierstil (17. Ausg.)Landis, Benson Young. Professional Codes: A Sociological Analysis to Determine Applications to the Educational Profession. Repr. [of the ed.] New York: Bureau of Publications, Teachers College, Columbia University, 1927. New York: AMS Press, 1972.
MLA-Zitierstil (9. Ausg.)Landis, Benson Young. Professional Codes: A Sociological Analysis to Determine Applications to the Educational Profession. Repr. [of the ed.] New York: Bureau of Publications, Teachers College, Columbia University, 1927. AMS Press, 1972.