Graham, N. (1982). Introduction to computer science: A structured approach (2nd ed.). West Pub. Co..
Chicago-viite (17. p.)Graham, Neill. Introduction to Computer Science: A Structured Approach. 2nd ed. St. Paul: West Pub. Co., 1982.
MLA-viite (9. p.)Graham, Neill. Introduction to Computer Science: A Structured Approach. 2nd ed. West Pub. Co., 1982.
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