Dyfyniad APA

Partridge, G. E. (1912). Studies in the psychology of intemperance. Sturgis & Walton company.

Dyfyniad Arddull Chicago

Partridge, G. E. Studies in the Psychology of Intemperance. New York: Sturgis & Walton company, 1912.

Dyfyniad MLA

Partridge, G. E. Studies in the Psychology of Intemperance. Sturgis & Walton company, 1912.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.