APA (7th ed.) Citation

Welburn, T. Sructured Cobol: Fundamentas and style. McGraw Hill.

Chicago Style (17th ed.) Citation

Welburn, Tyler. Sructured Cobol: Fundamentas and Style. McGraw Hill.

MLA (8th ed.) Citation

Welburn, Tyler. Sructured Cobol: Fundamentas and Style. McGraw Hill.

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