Cita APA (7th ed.)
Dement William C. (1976). Some must watch while some must sleep. San Francisco Book Co..
Cita Chicago (17th ed.)
Dement William C. Some Must Watch While Some Must Sleep. San Francisco: San Francisco Book Co., 1976.
Cita MLA (9th ed.)
Dement William C. Some Must Watch While Some Must Sleep. San Francisco Book Co., 1976.
Atenció: Aquestes cites poden no estar 100% correctes.