APA (7th ed.) Citation

Lawvere, F. W., & Schanuel, S. H. (1993). Conceptual mathematics: A first introduction to categories (Revised.). Buffalo Workshop Press.

Chicago Style (17th ed.) Citation

Lawvere, Francis W., and Stephen H. Schanuel. Conceptual Mathematics: A First Introduction to Categories. Revised. Buffalo, NY: Buffalo Workshop Press, 1993.

MLA (9th ed.) Citation

Lawvere, Francis W., and Stephen H. Schanuel. Conceptual Mathematics: A First Introduction to Categories. Revised. Buffalo Workshop Press, 1993.