Cita APA (7a ed.)

Ladd, G. T. (1906). Outlines of descriptive psychology: A text-book of mental science for colleges and normal schools. Charles Scribner's Sons.

Cita Chicago Style (17a ed.)

Ladd, George Trumbull. Outlines of Descriptive Psychology: A Text-book of Mental Science for Colleges and Normal Schools. New York: Charles Scribner's Sons, 1906.

Cita MLA (9a ed.)

Ladd, George Trumbull. Outlines of Descriptive Psychology: A Text-book of Mental Science for Colleges and Normal Schools. Charles Scribner's Sons, 1906.