APA (7th ed.) Citation

Du Toit, A. L., & Reed, F. R. C. (1927). A geological comparison of South America with South Africa. Carnegie Institution of Washington.

Chicago Style (17th ed.) Citation

Du Toit, Alex. L., and F. R. C. Reed. A Geological Comparison of South America with South Africa. Washington: Carnegie Institution of Washington, 1927.

MLA (9th ed.) Citation

Du Toit, Alex. L., and F. R. C. Reed. A Geological Comparison of South America with South Africa. Carnegie Institution of Washington, 1927.