Burke, M. P. (1987). LOGO and models of computation: An introduction to computer science. Addison-Wesley.
Chicago-referens (17:e uppl.)Burke, Michael P. LOGO and Models of Computation: An Introduction to Computer Science. Menlo Park, Calif: Addison-Wesley, 1987.
MLA-referens (9:e uppl.)Burke, Michael P. LOGO and Models of Computation: An Introduction to Computer Science. Addison-Wesley, 1987.
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