APA (7th ed.) Citation

Corwin, E. S. (1958). The Constitution and what it means today (12a. ed.). Princeton University.

Chicago Style (17th ed.) Citation

Corwin, Edward Samuel. The Constitution and What It Means Today. 12a. ed. Princeton: Princeton University, 1958.

MLA (9th ed.) Citation

Corwin, Edward Samuel. The Constitution and What It Means Today. 12a. ed. Princeton University, 1958.