APA (7th ed.) Citation

Dearing, C. L., Homan, P. T., Lorwin, L. L., & Lyon, L. S. (1934). The ABC of the NRA. The Brookings institution.

Chicago Style (17th ed.) Citation

Dearing, Charles L., Paul Thomas Homan, Lewis L. Lorwin, and Leverett S. Lyon. The ABC of the NRA. Washington, D.C.: The Brookings institution, 1934.

MLA (9th ed.) Citation

Dearing, Charles L., et al. The ABC of the NRA. The Brookings institution, 1934.