Kelly, W. J. (1988). Models in progress: A rhetoric and reader. Macmillan Publ. Co.
Lua i Stíl Chicago (17ú heag.)Kelly, William J. Models in Progress: A Rhetoric and Reader. New York: Macmillan Publ. Co, 1988.
Lua MLA (9ú heag.)Kelly, William J. Models in Progress: A Rhetoric and Reader. Macmillan Publ. Co, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.