Cita APA (7a ed.)
Wells, M. Skycrapers: Structure and Design. Yale University.
Cita estilo Chicago (17a ed.)
Wells, Matthew. Skycrapers: Structure and Design. New Haven, EUA: Yale University.
Cita MLA (9a ed.)
Wells, Matthew. Skycrapers: Structure and Design. Yale University.
Precaución: Estas citas no son 100% exactas.