APA (7th ed.) Citation

Croom, F. H. (1989). Principles of topology. Saunders College Publishing.

Chicago Style (17th ed.) Citation

Croom, Fred H. Principles of Topology. Philadelphia: Saunders College Publishing, 1989.

MLA (9th ed.) Citation

Croom, Fred H. Principles of Topology. Saunders College Publishing, 1989.

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