MLA

Dyck, Harvey Leonard. Weimar Germany & Soviet Russia, 1926-1933 : a Study In Diplomatic Instability. New York: Columbia University Press, 1966.

APA

Dyck, H. Leonard. (1966). Weimar Germany & Soviet Russia, 1926-1933 : a study in diplomatic instability. New York: Columbia University Press.

Chicago

Dyck, Harvey Leonard, Weimar Germany & Soviet Russia, 1926-1933: A Study In Diplomatic Instability. New York: Columbia University Press, 1966.