APA
Garry B Shelly, Cashman & Foreman. (2000). Structured COBOL Programming; Ed2. New Delhi: Cengage.
Chicago
Garry B Shelly, Cashman and Foreman. 2000. Structured COBOL Programming; Ed2. New Delhi: Cengage.
Harvard
Garry B Shelly, Cashman and Foreman. (2000). Structured COBOL Programming; Ed2. New Delhi: Cengage.
MLA
Garry B Shelly, Cashman and Foreman. Structured COBOL Programming; Ed2. New Delhi: Cengage. 2000.