Gower, R. (2005). Grammar in practice 5 (First edition.). Cambridge University Press.
Chicagoスタイル(17版)引用形式Gower, Roger. Grammar in Practice 5. First edition. Cambridge: Cambridge University Press, 2005.
MLA(9版)引用形式Gower, Roger. Grammar in Practice 5. First edition. Cambridge University Press, 2005.
警告: この引用は必ずしも正確ではありません.