APA (7th ed.) Citation

Jordan, E. (1956). Metaphysics, an unfinished essay. Principia Press of Illinois.

Chicago Style (17th ed.) Citation

Jordan, Elijah. Metaphysics, an Unfinished Essay. Evanston, Ill.: Principia Press of Illinois, 1956.

MLA (9th ed.) Citation

Jordan, Elijah. Metaphysics, an Unfinished Essay. Principia Press of Illinois, 1956.

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