APA ציטוט

Keeler, R. (2002). Antique ophthalmic instruments and books: The Royal College Museum. Copyright 2002 British Journal of Ophthalmology.

Citação norma Chicago

Keeler, R. Antique Ophthalmic Instruments and Books: The Royal College Museum. Copyright 2002 British Journal of Ophthalmology, 2002.

ציטוט MLA

Keeler, R. Antique Ophthalmic Instruments and Books: The Royal College Museum. Copyright 2002 British Journal of Ophthalmology, 2002.