APA
(1992). British Journal of Ophthalmology Vol.76, July-Dec 1992. London: Bristish Medical Association.
Chicago
1992. British Journal of Ophthalmology Vol.76, July-Dec 1992. London: Bristish Medical Association.
Harvard
(1992). British Journal of Ophthalmology Vol.76, July-Dec 1992. London: Bristish Medical Association.
MLA
British Journal of Ophthalmology Vol.76, July-Dec 1992. London: Bristish Medical Association. 1992.
