Cruz-Ferreira, M., & Abraham, S. A. (2012). Lang101: Linguistics exercises & activities for starters : 460 commented exercises & activities. CreateSpace.
Lua i Stíl Chicago (17ú heag.)Cruz-Ferreira, Madalena, agus Sunita Anne Abraham. Lang101: Linguistics Exercises & Activities for Starters : 460 Commented Exercises & Activities. USA: CreateSpace, 2012.
Lua MLA (8ú heag.)Cruz-Ferreira, Madalena, agus Sunita Anne Abraham. Lang101: Linguistics Exercises & Activities for Starters : 460 Commented Exercises & Activities. CreateSpace, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.