Cockerell, P. J. (1983). Using BBC BASIC.
Lua i Stíl Chicago (17ú heag.)Cockerell, P. J. Using BBC BASIC. 1983.
Lua MLA (9ú heag.)Cockerell, P. J. Using BBC BASIC. 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)