APA Edition Citation

Roy, M. K. D. (1991). COBOL Programming (2 edition.).

Chicago Edition Citation

Roy, M K; Dastidar. COBOL Programming. 2 edition. Tata Mc Graw Hill: New Delhi, 1991.

MLA Edition Citation

Roy, M K; Dastidar. COBOL Programming. 2 edition. 1991.

Warning: These citations may not always be 100% accurate.