APA (7e ed.) Bronvermelding

Putnam, D. (1901). A text-book of psychology for secondary schools. American Book Co..

Chicago (17e ed.) Bronvermelding

Putnam, Daniel. A Text-book of Psychology for Secondary Schools. New York : Cincinnati [etc.]: American Book Co., 1901.

MLA (8e ed.) Bronvermelding

Putnam, Daniel. A Text-book of Psychology for Secondary Schools. American Book Co., 1901.