APA
Stein H. A. &. S. B. J., . (1984). Fitting guide for rigid and soft contact lenses. The C. V. Mosby, St. Louis: .
Chicago
Stein Harold A & Slatt Bernard J, . 1984. Fitting guide for rigid and soft contact lenses. The C. V. Mosby, St. Louis: .
Harvard
Stein H. A. &. S. B. J., . (1984). Fitting guide for rigid and soft contact lenses. The C. V. Mosby, St. Louis: .
MLA
Stein Harold A & Slatt Bernard J, . Fitting guide for rigid and soft contact lenses. The C. V. Mosby, St. Louis: . 1984.