ebrary, Inc, Field, D., Tillotson, J., & Macfarlane, M. (2009). Ophthalmic study guide for nurses and health professionals. M&K Update.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, Dorothy Field, Julie Tillotson, i Mandy Macfarlane. Ophthalmic Study Guide for Nurses and Health Professionals. Keswick [England]: M&K Update, 2009.
MLA način citiranja (9. izdanje)ebrary, Inc, et al. Ophthalmic Study Guide for Nurses and Health Professionals. M&K Update, 2009.
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