Gaya APA

Mattison-Shupnick, M. et al (). Continuing education course : final inspection and delivery of eyeglasses . Maryland: National Academy of Opticianry.

Gaya MLA

Mattison-Shupnick, Mark. et al. "Continuing education course : final inspection and delivery of eyeglasses". Maryland: National Academy of Opticianry, . Text.