एपीए उद्धरण

Hitchings, R. A. (1991). Glaucoma: A Colour Manual of Diagnosis and Treatment.

शिकागो स्टाइल उद्धरण

Hitchings, R A. Glaucoma: A Colour Manual of Diagnosis and Treatment. 1991.

एमएलए उद्धरण

Hitchings, R A. Glaucoma: A Colour Manual of Diagnosis and Treatment. 1991.