APA (7e ed.) Bronvermelding

Não informado. (2018). The Ophthalmic Year Book. The Herrick Book and Stationery Company.

Chicago (17e ed.) Bronvermelding

Não informado. The Ophthalmic Year Book. Denver, Colo: The Herrick Book and Stationery Company, 2018.

MLA (8e ed.) Bronvermelding

Não informado. The Ophthalmic Year Book. The Herrick Book and Stationery Company, 2018.

Let op: Deze citaties zijn niet altijd 100% accuraat.