Não informado. (2012). Publications of the Yerkes Observatory. University of Chicago Press.
Chicago Style (17th ed.) CitationNão informado. Publications of the Yerkes Observatory. Chicago, Ill: University of Chicago Press, 2012.
MLA (8th ed.) CitationNão informado. Publications of the Yerkes Observatory. University of Chicago Press, 2012.
Warning: These citations may not always be 100% accurate.