Cita APA

Crabb, C. V. M. 1., & Holt, P. M. 1. (1989). Invitation to struggle: Congress, the president, and foreign policy. (3. edition.). Washington, D.C.: CQ Press.

Citación estilo Chicago

Crabb, Cecil Van Meter 1924-, y Pat M. 1920- Holt. Invitation to Struggle: Congress, the President, and Foreign Policy. 3. edition. Washington, D.C.: CQ Press, 1989.

Cita MLA

Crabb, Cecil Van Meter 1924-, y Pat M. 1920- Holt. Invitation to Struggle: Congress, the President, and Foreign Policy. 3. edition. Washington, D.C.: CQ Press, 1989.