Swan, M., & Baker, D. (2008). Grammar scan answer key (Third edition.). Oxford University Press.
Chicagoスタイル(17版)引用形式Swan, Michael, , David Baker. Grammar Scan Answer Key. Third edition. New York: Oxford University Press, 2008.
MLA(9版)引用形式Swan, Michael, , David Baker. Grammar Scan Answer Key. Third edition. Oxford University Press, 2008.
警告: この引用は必ずしも正確ではありません.