Gaya APA

Parker, J, N., Parker, P, M. (2003). Contact lenses : medical dictionary, bibliography, and annotated research guide to internet references . San Diego: ICON Health Publications.

Gaya MLA

Parker, James, N.., Parker, Philip, M.. "Contact lenses : medical dictionary, bibliography, and annotated research guide to internet references". San Diego: ICON Health Publications, 2003. E-book.