APA (7th ed.) Citation

Ryan, S. J. (1979). Guidelines in the management of penetrating ocular trauma with emphasis on the role and timing of pars plana vitrectomy. Springer.

Chicago Style (17th ed.) Citation

Ryan, Stephen J. Guidelines in the Management of Penetrating Ocular Trauma with Emphasis on the Role and Timing of Pars Plana Vitrectomy. Springer, 1979.

MLA (9th ed.) Citation

Ryan, Stephen J. Guidelines in the Management of Penetrating Ocular Trauma with Emphasis on the Role and Timing of Pars Plana Vitrectomy. Springer, 1979.