APA引文

Cummins, E. E. (1932). The labor problem in the United States. D. Van Nostrand Company, Inc.

Chicago Style (17th ed.) Citation

Cummins, E. E. The Labor Problem in the United States. New York: D. Van Nostrand Company, Inc, 1932.

MLA引文

Cummins, E. E. The Labor Problem in the United States. D. Van Nostrand Company, Inc, 1932.