APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, Shaarawy, T., Grehn, F., & Sherwood, M. (2009). WGA guidelines on design and reporting of glaucoma surgical trials. Kugler Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, T. Shaarawy, F. Grehn, और M. Sherwood. WGA Guidelines on Design and Reporting of Glaucoma Surgical Trials. The Hague, The Netherlands: Kugler Publications, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, et al. WGA Guidelines on Design and Reporting of Glaucoma Surgical Trials. Kugler Publications, 2009.
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