Herrin, Michelle Pett Ophthalmic examination and basic skills / by Michelle Pett Herrin - Thorofare, N.J. : Slack, 1990 - 156 p. : ill. ; 26 cm. - Ophthalmic technical skills series . ISBN: 0943432715 LCCN: 86-042559 Subjects--Topical Terms: Ophthalmic lenses