Gaya APA

Koenig, A, J., Corn, A, L. (1996). Foundations of Low Vision : Clinical and Functional Perspectives . Unites States of America: AFB Press.

Gaya MLA

Koenig, Alan, J.., Corn, Anne, L. "Foundations of Low Vision : Clinical and Functional Perspectives". Unites States of America: AFB Press, 1996. Text.