Clark, J. F., & Drum, W. O. (1983). Structured BASIC. South-Western Pub. Co..
Lua i Stíl Chicago (17ú heag.)Clark, James F., agus William O. Drum. Structured BASIC. Cincinnati: South-Western Pub. Co., 1983.
Lua MLA (9ú heag.)Clark, James F., agus William O. Drum. Structured BASIC. South-Western Pub. Co., 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.