SpringerLink (Online service), Kohnen, T., & Koch, D. D. (2005). Cataract and refractive surgery. Springer-Verlag.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Thomas Kohnen, and Douglas D. Koch. Cataract and Refractive Surgery. Berlin, Heidelberg: Springer-Verlag, 2005.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Cataract and Refractive Surgery. Springer-Verlag, 2005.
Warning: These citations may not always be 100% accurate.