Hanshew, M. E. H. The Riddle of the Purple Emperor.
Cita Chicago Style (17a ed.)Hanshew, Mary E.; Hanshew. The Riddle of the Purple Emperor.
Cita MLA (9a ed.)Hanshew, Mary E.; Hanshew. The Riddle of the Purple Emperor.
Precaución: Estas citas no son 100% exactas.