Etter, D. M. (1987). Structured FORTRAN 77 for engineers and scientists (2nd ed.). The Benjamin/Cummings Pub.
Cita Chicago (17th ed.)Etter, D. M. Structured FORTRAN 77 for Engineers and Scientists. 2nd ed. Menlo Park, Calif: The Benjamin/Cummings Pub, 1987.
Cita MLA (9th ed.)Etter, D. M. Structured FORTRAN 77 for Engineers and Scientists. 2nd ed. The Benjamin/Cummings Pub, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.