Biber, D. (2002). Longman student grammar of spoken and written English. Longman.
Chicagoスタイル(17版)引用形式Biber, Douglas. Longman Student Grammar of Spoken and Written English. Harlow: Longman, 2002.
MLA(9版)引用形式Biber, Douglas. Longman Student Grammar of Spoken and Written English. Longman, 2002.
警告: この引用は必ずしも正確ではありません.