Falla,Tim. (2011). Solutions Grade 6. Oxford Unversity Press.
Trích dẫn kiểu ChicagoFalla,Tim. Solutions Grade 6. Oxford Unversity Press, 2011.
MLA引文Falla,Tim. Solutions Grade 6. Oxford Unversity Press, 2011.
警告：這些引文格式不一定是100％准確.
APA引文