APA (7e ed.) Bronvermelding

Seligman, E. (1963). Encyclopaedia of the social sciences-Gos-Lab Vol. VII & VIII. The Macmillan Co.

Chicago (17e ed.) Bronvermelding

Seligman, E. Encyclopaedia of the Social Sciences-Gos-Lab Vol. VII & VIII. New York: The Macmillan Co, 1963.

MLA (9e ed.) Bronvermelding

Seligman, E. Encyclopaedia of the Social Sciences-Gos-Lab Vol. VII & VIII. The Macmillan Co, 1963.