Petters, A. O., Levine, H., & Wambsganss, J. (2001). Singularity Theory and Gravitational Lensing. Birkhäuser Boston : Imprint : Birkhäuser.
Chicago Style (17th ed.) CitationPetters, Arlie O., Harold Levine, and Joachim Wambsganss. Singularity Theory and Gravitational Lensing. Boston, MA: Birkhäuser Boston : Imprint : Birkhäuser, 2001.
MLA (9th ed.) CitationPetters, Arlie O., et al. Singularity Theory and Gravitational Lensing. Birkhäuser Boston : Imprint : Birkhäuser, 2001.
Warning: These citations may not always be 100% accurate.