Cruz-Ferreira, M., & Abraham, S. A. (2012). Lang101: Linguistics exercises & activities for starters : 460 commented exercises & activities. CreateSpace.
Dyfyniad Arddull ChicagoCruz-Ferreira, Madalena, and Sunita Anne Abraham. Lang101: Linguistics Exercises & Activities for Starters : 460 Commented Exercises & Activities. USA: CreateSpace, 2012.
Dyfyniad MLACruz-Ferreira, Madalena, and Sunita Anne Abraham. Lang101: Linguistics Exercises & Activities for Starters : 460 Commented Exercises & Activities. CreateSpace, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.