Longman English Grammar Practice for intermediate students : self-study edition with Key.

MLA

Alexander, L. G. Longman English Grammar Practice for Intermediate Students : Self-study Edition with Key. London: Longmans, 1997.

APA

Alexander, L. G. (1997). Longman English Grammar Practice for intermediate students : self-study edition with Key. London: Longmans.

Chicago

Alexander, L. G, Longman English Grammar Practice for Intermediate Students: Self-Study Edition with Key. London: Longmans, 1997.