Cita APA (7a ed.)
Siegel, A. Chicago's Famous Buildings. University of Chicago.
Cita estilo Chicago (17a ed.)
Siegel, Arthur. Chicago's Famous Buildings. Chicago, EUA: University of Chicago.
Cita MLA (9a ed.)
Siegel, Arthur. Chicago's Famous Buildings. University of Chicago.
Precaución: Estas citas no son 100% exactas.