Ackles, N. M. (2006). The grammar guide: Developing language skills for academic success. The University of Michigan Press.
Lua i Stíl Chicago (17ú heag.)Ackles, Nancy M. The Grammar Guide: Developing Language Skills for Academic Success. Michigan: The University of Michigan Press, 2006.
Lua MLA (9ú heag.)Ackles, Nancy M. The Grammar Guide: Developing Language Skills for Academic Success. The University of Michigan Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.