Kumar, R. (1986). Programming With Fortran-77. Tata McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Kumar, Ram. Programming With Fortran-77. New Delhi: Tata McGraw-Hill, 1986.
Lua MLA (9ú heag.)Kumar, Ram. Programming With Fortran-77. Tata McGraw-Hill, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.