Cita APA (7a ed.)

Ladd, G. T. (1898). Outlines of descriptive psychology: A text-book of mental science for colleges and normal schools. Longmans, Green and Co.

Cita Chicago Style (17a ed.)

Ladd, George Trumbull. Outlines of Descriptive Psychology: A Text-book of Mental Science for Colleges and Normal Schools. London: Longmans, Green and Co, 1898.

Cita MLA (9a ed.)

Ladd, George Trumbull. Outlines of Descriptive Psychology: A Text-book of Mental Science for Colleges and Normal Schools. Longmans, Green and Co, 1898.