Sheerin, S. (1996). Self Access (Sixth impression.). Oxford: Oxford University.
Trích dẫn kiểu ChicagoSheerin, Susan. Self Access. Sixth impression. Oxford: Oxford University, 1996.
MLA引文Sheerin, Susan. Self Access. Sixth impression. Oxford: Oxford University, 1996.
警告：这些引文格式不一定是100％准确.