Cita APA (7a ed.)
Riggs, R. Talking Pictures: Images and Messages Rescued from the Past. Harper Collins.
Cita estilo Chicago (17a ed.)
Riggs, Ransom. Talking Pictures: Images and Messages Rescued from the Past. Nueva York, EUA: Harper Collins.
Cita MLA (9a ed.)
Riggs, Ransom. Talking Pictures: Images and Messages Rescued from the Past. Harper Collins.
Precaución: Estas citas no son 100% exactas.