Voegelin, E., Heilke, T. W., & Heyking, J. v. (2003). Published essays, 1922-1928. University of Missouri Press.
Cita Chicago Style (17a ed.)Voegelin, Eric, Thomas W. Heilke, y John von Heyking. Published Essays, 1922-1928. Columbia [etc.]: University of Missouri Press, 2003.
Cita MLA (9a ed.)Voegelin, Eric, et al. Published Essays, 1922-1928. University of Missouri Press, 2003.
Precaución: Estas citas no son 100% exactas.