Não informado. (2018). The Ophthalmic Year Book. The Herrick Book and Stationery Company.
Chicagoスタイル(17版)引用形式Não informado. The Ophthalmic Year Book. Denver, Colo: The Herrick Book and Stationery Company, 2018.
MLA(8版)引用形式Não informado. The Ophthalmic Year Book. The Herrick Book and Stationery Company, 2018.
警告: この引用は必ずしも正確ではありません.