Cita APA (7a ed.)
Culbertson, J. Contract Bridge Made Easy: The New Point-Count Way. John C. Winston.
Cita estilo Chicago (17a ed.)
Culbertson, Josephine. Contract Bridge Made Easy: The New Point-Count Way. Filadelfia, EUA: John C. Winston.
Cita MLA (9a ed.)
Culbertson, Josephine. Contract Bridge Made Easy: The New Point-Count Way. John C. Winston.
Precaución: Estas citas no son 100% exactas.