Grass, G., & Woods, J. E. (1989). Show your tongue. Harcourt Brace Jovanovich.
Lua i Stíl Chicago (17ú heag.)Grass, Gunter, agus John E. Woods. Show Your Tongue. San Diego: Harcourt Brace Jovanovich, 1989.
Lua MLA (9ú heag.)Grass, Gunter, agus John E. Woods. Show Your Tongue. Harcourt Brace Jovanovich, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.