APA (7th ed.) Citation

Guyton, D. L. (2007). Retinoscopy and subjective refraction. American Academy of Ophthalmology.

Chicago Style (17th ed.) Citation

Guyton, D. L. Retinoscopy and Subjective Refraction. San Francisco, California: American Academy of Ophthalmology, 2007.

MLA (9th ed.) Citation

Guyton, D. L. Retinoscopy and Subjective Refraction. American Academy of Ophthalmology, 2007.

Warning: These citations may not always be 100% accurate.