Sherak, K. (2004). Grammar sense 3. Oxford University Press.
Trích dẫn kiểu ChicagoSherak, Katharine. Grammar Sense 3. Oxford University Press, 2004.
MLA引文Sherak, Katharine. Grammar Sense 3. Oxford University Press, 2004.
警告：這些引文格式不一定是100％准確.
APA引文