Koffman, E. B. (1992). Pascal: Problem solving and program design. Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)Koffman, Elliot B. Pascal: Problem Solving and Program Design. Reading, MA: Addison-Wesley, 1992.
Lua MLA (9ú heag.)Koffman, Elliot B. Pascal: Problem Solving and Program Design. Addison-Wesley, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.