APA استشهاد

Maher, B. A. (1970). Principles of psychopathology. McGraw-Hill.

استشهاد بنمط شيكاغو

Maher, Brendan A. Principles of Psychopathology. London: McGraw-Hill, 1970.

MLA استشهاد

Maher, Brendan A. Principles of Psychopathology. McGraw-Hill, 1970.