APA (7th ed.) Citation

Mac Lane, S. (1991). Algebra as a means of understanding mathematics. American mathematical society.

Chicago Style (17th ed.) Citation

Mac Lane, Saunders. Algebra as a Means of Understanding Mathematics. Columbus: American mathematical society, 1991.

MLA (8th ed.) Citation

Mac Lane, Saunders. Algebra as a Means of Understanding Mathematics. American mathematical society, 1991.

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