Lua APA (7ú heag.)

Allen, W. (1959). Living English Structure- Key to the exercise (14th.). Orient Longman.

Lua i Stíl Chicago (17ú heag.)

Allen, W. Living English Structure- Key to the Exercise. 14th. Hyderabad: Orient Longman, 1959.

Lua MLA (9ú heag.)

Allen, W. Living English Structure- Key to the Exercise. 14th. Orient Longman, 1959.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.