Rajaraman. (1982). Computer programming in cobol. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Rajaraman. Computer Programming in Cobol. New Delhi: Prentice Hall, 1982.
Lua MLA (9ú heag.)Rajaraman. Computer Programming in Cobol. Prentice Hall, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.