Lua APA (7ú heag.)

HEWINGS, A., & HEWINGS, M. (2005). Grammar and context: An advanced resource book. Routledge.

Lua i Stíl Chicago (17ú heag.)

HEWINGS, Ann, agus Martin HEWINGS. Grammar and Context: An Advanced Resource Book. London: Routledge, 2005.

Lua MLA (9ú heag.)

HEWINGS, Ann, agus Martin HEWINGS. Grammar and Context: An Advanced Resource Book. Routledge, 2005.

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