APA (7th ed.) Citation

Kern, J. D., & Griggs, I. (1944). This America. The MacMillan Comp.

Chicago Style (17th ed.) Citation

Kern, John D., and Irwin Griggs. This America. The MacMillan Comp, 1944.

MLA (8th ed.) Citation

Kern, John D., and Irwin Griggs. This America. The MacMillan Comp, 1944.

Warning: These citations may not always be 100% accurate.