APA

Noll J. F., . (1940). The decline of nations. n.p: O.S.V.

Chicago

Noll John Francis, . 1940. The decline of nations. n.p: O.S.V.

Harvard

Noll J. F., . (1940). The decline of nations. n.p: O.S.V.

MLA

Noll John Francis, . The decline of nations. n.p: O.S.V. 1940.