APA (7th ed.) Citation

Mellier, Y. (1990). Gravitational lensing: Proceedings of a workshop held in Toulouse, France September 13-15, 1989. Lecture notes in physics.

Chicago Style (17th ed.) Citation

Mellier, Yannick. "Gravitational Lensing: Proceedings of a Workshop Held in Toulouse, France September 13-15, 1989." Lecture Notes in Physics 1990.

MLA (9th ed.) Citation

Mellier, Yannick. "Gravitational Lensing: Proceedings of a Workshop Held in Toulouse, France September 13-15, 1989." Lecture Notes in Physics, 1990.