APA (7th ed.) Citation

Columbia University, Harris, W. H., & Levey, J. S. The New Columbia encyclopedia (4th ed.).

Chicago Style (17th ed.) Citation

Columbia University, William H. Harris, and Judith S. Levey. The New Columbia Encyclopedia. 4th ed.

MLA (9th ed.) Citation

Columbia University, et al. The New Columbia Encyclopedia. 4th ed.