Singh, D., Saxena, R., Sharma, P., & Menon, V. Understanding your Direct Ophthalmoscope. Wolters Kluwer Medknow Publications.
Chicago Style (17th ed.) CitationSingh, Digvijay, Rohit Saxena, Pradeep Sharma, and Vimla Menon. Understanding Your Direct Ophthalmoscope. Wolters Kluwer Medknow Publications.
MLA (9th ed.) CitationSingh, Digvijay, et al. Understanding Your Direct Ophthalmoscope. Wolters Kluwer Medknow Publications.
Warning: These citations may not always be 100% accurate.