Cita APA

Plebs League. (1921). An outline of psychology (2nd ed.). The Plebs League.

Citación estilo Chicago

Plebs League. An Outline of Psychology. 2nd ed. London: The Plebs League, 1921.

Cita MLA

Plebs League. An Outline of Psychology. 2nd ed. The Plebs League, 1921.

Warning: These citations may not always be 100% accurate.