Cita APA (7th ed.)
Robertson, R. (2003). Mental hygiene: Essays on writers and writing. Insomniac Press.
Cita Chicago (17th ed.)
Robertson, Ray. Mental Hygiene: Essays on Writers and Writing. Toronto: Insomniac Press, 2003.
Cita MLA (9th ed.)
Robertson, Ray. Mental Hygiene: Essays on Writers and Writing. Insomniac Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.