Cita APA (7a ed.)

(1887). The American journal of psychology: AJP. University of Illinois Press.

Cita Chicago Style (17a ed.)

The American Journal of Psychology: AJP. Champaign, Ill: University of Illinois Press, 1887.

Cita MLA (9a ed.)

The American Journal of Psychology: AJP. University of Illinois Press, 1887.