APA
Ahmed E., . (2013). Manual of ophthalmic diagnosis.-2nd ed. New Delhi: Jaypee Brothers Medical Publishers.
Chicago
Ahmed E, . 2013. Manual of ophthalmic diagnosis.-2nd ed. New Delhi: Jaypee Brothers Medical Publishers.
Harvard
Ahmed E., . (2013). Manual of ophthalmic diagnosis.-2nd ed. New Delhi: Jaypee Brothers Medical Publishers.
MLA
Ahmed E, . Manual of ophthalmic diagnosis.-2nd ed. New Delhi: Jaypee Brothers Medical Publishers. 2013.