APA (7th ed.) Citation

Hatcher, A. (2013). The Kirby torus trick for surfaces.

Chicago Style (17th ed.) Citation

Hatcher, Allen. The Kirby Torus Trick for Surfaces. 2013.

MLA (9th ed.) Citation

Hatcher, Allen. The Kirby Torus Trick for Surfaces. 2013.

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