APA (7th ed.) Citation

Propeller Club of the United States, River and Harbor Improvement Association, & Roberts, D. W. (1938). River and harbor improvements: How they are initiated, authorized and completed. [Press of J. D. McGuire].

Chicago Style (17th ed.) Citation

Propeller Club of the United States, River and Harbor Improvement Association, and David W. Roberts. River and Harbor Improvements: How They Are Initiated, Authorized and Completed. [New York]: [Press of J. D. McGuire], 1938.

MLA (9th ed.) Citation

Propeller Club of the United States, et al. River and Harbor Improvements: How They Are Initiated, Authorized and Completed. [Press of J. D. McGuire], 1938.