MLA

Shaarawy, Tarek M, et al. Glaucoma. W.B. Saunders, 2015.

APA

Shaarawy, T. M, Hitchings, R. A, Sherwood, M. B, Crowston, F., Crowston, J. G, Hitchings FRCOphth, R. A, & Sherwood FRCP, F. (2015). Glaucoma. W.B. Saunders.

Chicago

Shaarawy, Tarek M., Roger A Hitchings, Mark B Sherwood, FRCOphth Crowston, Jonathan G Crowston, Roger A Hitchings FRCOphth, and FRCOphth Sherwood FRCP. Glaucoma. : W.B. Saunders, 2015.