APA (7th ed.) Citation

Holowinsky, R., Thiel, J., & Lindberg, D. (2014). Calculus One. Mooculus.

Chicago Style (17th ed.) Citation

Holowinsky, Roman, Johann Thiel, and David Lindberg. Calculus One. Columbus, Ohio: Mooculus, 2014.

MLA (9th ed.) Citation

Holowinsky, Roman, et al. Calculus One. Mooculus, 2014.