Cita APA (7a ed.)

Alexander, L. G. (1993). Longman Advanced Grammar: Reference and Practice. Longman.

Cita Chicago Style (17a ed.)

Alexander, Louis George. Longman Advanced Grammar: Reference and Practice. Singapur: Longman, 1993.

Cita MLA (8a ed.)

Alexander, Louis George. Longman Advanced Grammar: Reference and Practice. Longman, 1993.