APA (7 ম সংস্করণ) উদ্ধৃতি

ROY MALAY K. (1992). COBOL PROGRAMMING INCLUDING MS-COBOL AND COBOL-85 (2.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

ROY MALAY K. COBOL PROGRAMMING INCLUDING MS-COBOL AND COBOL-85. 2. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1992.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

ROY MALAY K. COBOL PROGRAMMING INCLUDING MS-COBOL AND COBOL-85. 2. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1992.