Cita APA (7a ed.)

Clough, S. B. (1959). The Economic development of western civilization. McGraw-Hill.

Cita Chicago Style (17a ed.)

Clough, Shepard B. The Economic Development of Western Civilization. New York: McGraw-Hill, 1959.

Cita MLA (9a ed.)

Clough, Shepard B. The Economic Development of Western Civilization. McGraw-Hill, 1959.