Winfrey, L. P. (1982). Pig appeal. Walker.
Lua i Stíl Chicago (17ú heag.)Winfrey, Laurie Platt. Pig Appeal. New York: Walker, 1982.
Lua MLA (9ú heag.)Winfrey, Laurie Platt. Pig Appeal. Walker, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.