Eva, P. R., & Witcher, J. P. (2010). Voughan & Asbury. Oftamologi Umum. EGC.
Chicagoスタイル(17版)引用形式Eva, Paul Riordan, , John P. Witcher. Voughan & Asbury. Oftamologi Umum. EGC, 2010.
MLA(9版)引用形式Eva, Paul Riordan, , John P. Witcher. Voughan & Asbury. Oftamologi Umum. EGC, 2010.
警告: この引用は必ずしも正確ではありません.