APA-Zitierstil (7. Ausg.)

Cortada, J. W. (1978). Two nations over time: Spain and the United States, 1776 - 1977 (1. printing.). Greenwood Press.

Chicago-Zitierstil (17. Ausg.)

Cortada, James W. Two Nations over Time: Spain and the United States, 1776 - 1977. 1. printing. Westport. Conn. [u.a.]: Greenwood Press, 1978.

MLA-Zitierstil (9. Ausg.)

Cortada, James W. Two Nations over Time: Spain and the United States, 1776 - 1977. 1. printing. Greenwood Press, 1978.