Williams, J. M. (1985). Style: Ten lessons in clarity & grace (2nd.ed.). Scott, Foresman and Co..
Lua i Stíl Chicago (17ú heag.)Williams, Joseph M. Style: Ten Lessons in Clarity & Grace. 2nd.ed. Glenview: Scott, Foresman and Co., 1985.
Lua MLA (9ú heag.)Williams, Joseph M. Style: Ten Lessons in Clarity & Grace. 2nd.ed. Scott, Foresman and Co., 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.