ScienceDirect (Online service), Peiffer, R. L., & Petersen-Jones, S. M. (2009). Small animal ophthalmology: A problem-orientated approach (Fourth edition.). Saunders Elsevier.
Chicago Style (17th ed.) CitationScienceDirect (Online service), Robert L. Peiffer, and Simon M. Petersen-Jones. Small Animal Ophthalmology: A Problem-orientated Approach. Fourth edition. Edinburgh: Saunders Elsevier, 2009.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Small Animal Ophthalmology: A Problem-orientated Approach. Fourth edition. Saunders Elsevier, 2009.
Warning: These citations may not always be 100% accurate.