Riley, K., & Parker, F. English grammar, prescriptive, descriptive, generative, performance.
Lua i Stíl Chicago (17ú heag.)Riley, Kathryn, agus Frank Parker. English Grammar, Prescriptive, Descriptive, Generative, Performance.
Lua MLA (8ú heag.)Riley, Kathryn, agus Frank Parker. English Grammar, Prescriptive, Descriptive, Generative, Performance.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.