APA (7th ed.) Citation

Lefschetz, S. (1942). Algebraic topology. American Mathematical Society.

Chicago Style (17th ed.) Citation

Lefschetz, Solomon. Algebraic Topology. Providence, R.I.: American Mathematical Society, 1942.

MLA (9th ed.) Citation

Lefschetz, Solomon. Algebraic Topology. American Mathematical Society, 1942.

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