Roy, F. H. (1993). Ocular differential diagnosis (Fifth edition.). Lea & Febiger.
Chicago Style (17th ed.) CitationRoy, Frederick Hampton. Ocular Differential Diagnosis. Fifth edition. Philadelphia: Lea & Febiger, 1993.
MLA (9th ed.) CitationRoy, Frederick Hampton. Ocular Differential Diagnosis. Fifth edition. Lea & Febiger, 1993.
Warning: These citations may not always be 100% accurate.