APA (7th ed.) Citation

Welburn, T. (1986). Structured COBOL: Fundamentals and style (2nd ed.). Mayfield Pub. Co. ; Mitchell Pub..

Chicago Style (17th ed.) Citation

Welburn, Tyler. Structured COBOL: Fundamentals and Style. 2nd ed. Palo Alto, Calif. : Santa Cruz, Calif.: Mayfield Pub. Co. ; Mitchell Pub., 1986.

MLA (8th ed.) Citation

Welburn, Tyler. Structured COBOL: Fundamentals and Style. 2nd ed. Mayfield Pub. Co. ; Mitchell Pub., 1986.

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