Cita APA (7th ed.)
Robert Ludlm. Codice Altman. Super Pocket.
Cita Chicago (17th ed.)
Robert Ludlm. Codice Altman. Super Pocket.
Cita MLA (9th ed.)
Robert Ludlm. Codice Altman. Super Pocket.
Atenció: Aquestes cites poden no estar 100% correctes.