APA (7th ed.) Citation

Schneider, P., Ehlers, J., & Falco, E. E. (1999). Gravitational lenses (Study ed.). Springer.

Chicago Style (17th ed.) Citation

Schneider, P., J. Ehlers, and E. E. Falco. Gravitational Lenses. Study ed. Berlin ; New York: Springer, 1999.

MLA (8th ed.) Citation

Schneider, P., et al. Gravitational Lenses. Study ed. Springer, 1999.