APA (7th ed.) Citation

Sinclair, U., & Hoiles, R. C. (1939). What can be done about America's economic troubles? Haldeman-Juluis.

Chicago Style (17th ed.) Citation

Sinclair, Upton, and R. C. Hoiles. What Can Be Done About America's Economic Troubles? Girard, Kansas: Haldeman-Juluis, 1939.

MLA (9th ed.) Citation

Sinclair, Upton, and R. C. Hoiles. What Can Be Done About America's Economic Troubles? Haldeman-Juluis, 1939.