Cita APA (7a ed.)

Berridge, W. A. (1923). Cycles of unemployment in the United States, 1903-1922. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Berridge, William A. Cycles of Unemployment in the United States, 1903-1922. Boston [etc.]: Houghton Mifflin, 1923.

Cita MLA (9a ed.)

Berridge, William A. Cycles of Unemployment in the United States, 1903-1922. Houghton Mifflin, 1923.