Cita APA (7th ed.)
Spensley, S. (1995). Frances Tustin. Routledge.
Cita Chicago (17th ed.)
Spensley, Sheila. Frances Tustin. London ; New York: Routledge, 1995.
Cita MLA (9th ed.)
Spensley, Sheila. Frances Tustin. Routledge, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.