Friedman, F. L. (1977). Problem solving and structured programming in FORTRAN. Addison-Wesley Pub.
Chicago-referens (17:e uppl.)Friedman, Frank L. Problem Solving and Structured Programming in FORTRAN. Reading, Mass: Addison-Wesley Pub, 1977.
MLA-referens (9:e uppl.)Friedman, Frank L. Problem Solving and Structured Programming in FORTRAN. Addison-Wesley Pub, 1977.
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