Cita APA (7a ed.)

Mathews, E. (1921). A study of emotional stability in children. Columbia University.

Cita Chicago Style (17a ed.)

Mathews, Ellen. A Study of Emotional Stability in Children. New York: Columbia University, 1921.

Cita MLA (8a ed.)

Mathews, Ellen. A Study of Emotional Stability in Children. Columbia University, 1921.