APA (7th ed.) Citation

Schneider, P., Ehlers, J., & Falco, E. E. (1992). Gravitational lenses. Springer.

Chicago Style (17th ed.) Citation

Schneider, Peter, Jürgen Ehlers, and Emilio E. Falco. Gravitational Lenses. Berlin [u.a.]: Springer, 1992.

MLA (9th ed.) Citation

Schneider, Peter, et al. Gravitational Lenses. Springer, 1992.