Cita APA (7a ed.)

Shotwell, J. T., & Schapiro, J. S. (1968). Modern and contemporary European history (1815 - 1952) (1953 ed.). Houghton Mifflin.

Cita Chicago Style (17a ed.)

Shotwell, James Thomson, y Jacob Salwyn Schapiro. Modern and Contemporary European History (1815 - 1952). 1953 ed. [Boston u.a.]: Houghton Mifflin, 1968.

Cita MLA (9a ed.)

Shotwell, James Thomson, y Jacob Salwyn Schapiro. Modern and Contemporary European History (1815 - 1952). 1953 ed. Houghton Mifflin, 1968.