Shelley, J. (1984). Essentials of Fortran 77. J. Wiley.
Lua i Stíl Chicago (17ú heag.)Shelley, John. Essentials of Fortran 77. Chichester [West Sussex] ; New York: J. Wiley, 1984.
Lua MLA (9ú heag.)Shelley, John. Essentials of Fortran 77. J. Wiley, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.