Friedman, F. L., & Koffman, E. B. (1981). Problem solving and structured programming in FORTRAN (2nd ed.). Addison-Wesley.
Dyfyniad Arddull ChicagoFriedman, Frank L., and Elliot B. Koffman. Problem Solving and Structured Programming in FORTRAN. 2nd ed. Reading, Mass: Addison-Wesley, 1981.
Dyfyniad MLAFriedman, Frank L., and Elliot B. Koffman. Problem Solving and Structured Programming in FORTRAN. 2nd ed. Addison-Wesley, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.