Cita APA (7a ed.)

TOYNBEE, A. . J., & SOMERVELL, D. C. (1965). A Study of History: : 1. Abridgement of vol. i-vi; 2. Abridgment of vol. vii-x. Dell Publishing.

Cita Chicago Style (17a ed.)

TOYNBEE, Arnold J., y D. C. SOMERVELL. A Study of History: : 1. Abridgement of Vol. I-vi; 2. Abridgment of Vol. Vii-x. New York: Dell Publishing, 1965.

Cita MLA (9a ed.)

TOYNBEE, Arnold J., y D. C. SOMERVELL. A Study of History: : 1. Abridgement of Vol. I-vi; 2. Abridgment of Vol. Vii-x. Dell Publishing, 1965.