Dock, V. Thomas
Cobol: American national standard
Reston Publishing, 1973
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Litecky, Charles R.
Structured Cobol: a step by step approach
McGraw-Hill, 1987
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Hoover, Stewart V.
Simulation: a problem-solving approach
Addison-Wesley, 1990
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Nanney, T. Ray
Computing: a problem-solving approach with Fortran 77
Prentice-Hall, 1981
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Grant, Clive
Computing for engineers: a problem solving approach to programming in pascal
Prentice-Hall, 1989
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