Robert Harper. (2013). Practical Foundations for Programming Languages (1.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Robert Harper. Practical Foundations for Programming Languages. 1. Cambridge University Press, 2013.
Lua MLA (8ú heag.)Robert Harper. Practical Foundations for Programming Languages. 1. Cambridge University Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.