Cita APA (7a ed.)

Grayson, M., & Keates, R. H. (1969). Manual of diseases of the cornea. Churchill.

Cita Chicago Style (17a ed.)

Grayson, Merrill, y Richard H. Keates. Manual of Diseases of the Cornea. London: Churchill, 1969.

Cita MLA (9a ed.)

Grayson, Merrill, y Richard H. Keates. Manual of Diseases of the Cornea. Churchill, 1969.