Gaya APA

Langston, Deborah P. (2008). Manual of ocular diagnosis and therapy 6th Ed. (6th Ed.). : .

Gaya Chicago

Langston, Deborah P. Manual of ocular diagnosis and therapy 6th Ed.. 6th Ed. : , 2008. Text.

Gaya MLA

Langston, Deborah P. Manual of ocular diagnosis and therapy 6th Ed.. 6th Ed. : , 2008. Text.

Gaya Turabian

Langston, Deborah P. Manual of ocular diagnosis and therapy 6th Ed.. 6th Ed. : , 2008. Print.