Manin, G. J. (2004). English knowhow: Workbook 3. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoManin, Gregory J. English Knowhow: Workbook 3. Oxford: Oxford University Press, 2004.
MLA引文Manin, Gregory J. English Knowhow: Workbook 3. Oxford: Oxford University Press, 2004.
警告：這些引文格式不一定是100％准確.