Kempson, R. M. (1977). Semantic theory. Cambridge University.
Lua i Stíl Chicago (17ú heag.)Kempson, Ruth M. Semantic Theory. Londres: Cambridge University, 1977.
Lua MLA (9ú heag.)Kempson, Ruth M. Semantic Theory. Cambridge University, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.