APA (7th ed.) Citation

Freedman, M., & Scharlemann, M. (2020). Uniqueness in Haken's Theorem.

Chicago Style (17th ed.) Citation

Freedman, Michael, and Martin Scharlemann. Uniqueness in Haken's Theorem. 2020.

MLA (9th ed.) Citation

Freedman, Michael, and Martin Scharlemann. Uniqueness in Haken's Theorem. 2020.

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