Grogono, P. (1982). Problem solving computer programming. Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)Grogono, Peter. Problem Solving Computer Programming. Reading, Mass: Addison-Wesley, 1982.
Lua MLA (9ú heag.)Grogono, Peter. Problem Solving Computer Programming. Addison-Wesley, 1982.
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