Cita APA (7a ed.)

Seligman, E. R. A., & Johnson, A. S. (1954). Encyclopaedia of the social sciences (11th printing.). MacMillan.

Cita Chicago Style (17a ed.)

Seligman, Edwin Robert Anderson, y Alvin Saunders Johnson. Encyclopaedia of the Social Sciences. 11th printing. New York: MacMillan, 1954.

Cita MLA (9a ed.)

Seligman, Edwin Robert Anderson, y Alvin Saunders Johnson. Encyclopaedia of the Social Sciences. 11th printing. MacMillan, 1954.