ScienceDirect (Online service). (2002). Clinical cases in contact lenses. Butterworth-Heinemann.
Chicago Style (17th ed.) CitationScienceDirect (Online service). Clinical Cases in Contact Lenses. Boston: Butterworth-Heinemann, 2002.
MLA (9th ed.) CitationScienceDirect (Online service). Clinical Cases in Contact Lenses. Butterworth-Heinemann, 2002.
Warning: These citations may not always be 100% accurate.