Cita APA (7a ed.)
Gardner, E. S. Perry Mason Solves the Case of the Calendar Girl. Pocket Books.
Cita estilo Chicago (17a ed.)
Gardner, Erle Stanley. Perry Mason Solves the Case of the Calendar Girl. Nueva York, EUA: Pocket Books.
Cita MLA (9a ed.)
Gardner, Erle Stanley. Perry Mason Solves the Case of the Calendar Girl. Pocket Books.
Precaución: Estas citas no son 100% exactas.