MacEwen, G. H. (1980). Introduction to computer systems: Using the PDP-11 and Pascal.
Lua i Stíl Chicago (17ú heag.)MacEwen, Glenn H. Introduction to Computer Systems: Using the PDP-11 and Pascal. 1980.
Lua MLA (9ú heag.)MacEwen, Glenn H. Introduction to Computer Systems: Using the PDP-11 and Pascal. 1980.
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