Gower R. Roger. (2010). Grammar in practice 3: 40 units of self-study grammar exercises with tests (5th ed.). Edinburgh, Cambridge University Press, 2010.
Chicagoスタイル(17版)引用形式Gower R. Roger. Grammar in Practice 3: 40 Units of Self-study Grammar Exercises with Tests. 5th ed. Edinburgh, Cambridge University Press, 2010, 2010.
MLA(9版)引用形式Gower R. Roger. Grammar in Practice 3: 40 Units of Self-study Grammar Exercises with Tests. 5th ed. Edinburgh, Cambridge University Press, 2010, 2010.
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