Cita APA

Billington, J. H. (1968). Force and counterforce in Eastern Europe. Foreign affairs. - publ. by the Council on Foreign Relations.

Citación estilo Chicago

Billington, James H. "Force and Counterforce in Eastern Europe." Foreign Affairs. - Publ. by the Council on Foreign Relations 1968.

Cita MLA

Billington, James H. "Force and Counterforce in Eastern Europe." Foreign Affairs. - Publ. by the Council on Foreign Relations, 1968.