GMS Ophthalmology Cases | German Medical Science GMS Publishing House. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)GMS Ophthalmology Cases | German Medical Science GMS Publishing House. Cambridge University Press.
MLA način citiranja (8. izdanje)GMS Ophthalmology Cases | German Medical Science GMS Publishing House. Cambridge University Press.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.