D F P. Larkin. Multiple choice questions in ophthalmology. London: Wolfe.
Trích dẫn kiểu ChicagoD F P. Larkin. Multiple Choice Questions in Ophthalmology. London: Wolfe.
MLA引文D F P. Larkin. Multiple Choice Questions in Ophthalmology. London: Wolfe.
警告：这些引文格式不一定是100％准确.