APA-referens (7:e uppl.)

Rogers, H. J. (1906). History of language ; History of literature ; History of art. Houghton, Mifflin and Co..

Chicago-referens (17:e uppl.)

Rogers, Howard J. History of Language ; History of Literature ; History of Art. Boston ; New York: Houghton, Mifflin and Co., 1906.

MLA-referens (8:e uppl.)

Rogers, Howard J. History of Language ; History of Literature ; History of Art. Houghton, Mifflin and Co., 1906.