Lua APA (7ú heag.)
ebrary, Inc, Delbecque, N., Auwera, J. v. d., & Geeraerts, D. (2005). Perspectives on variation: Sociolinguistic, historical, comparative. Mouton de Gruyter.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, Nicole Delbecque, Johan van der Auwera, agus Dirk Geeraerts. Perspectives on Variation: Sociolinguistic, Historical, Comparative. Berlin ; New York: Mouton de Gruyter, 2005.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Perspectives on Variation: Sociolinguistic, Historical, Comparative. Mouton de Gruyter, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.