APA (7th ed.) Citation

Stern, N. B., & Stern, R. A. (1994). Structured COBOL programming (7th ed.). Wiley.

Chicago Style (17th ed.) Citation

Stern, Nancy B., and Robert A. Stern. Structured COBOL Programming. 7th ed. New York: Wiley, 1994.

MLA (9th ed.) Citation

Stern, Nancy B., and Robert A. Stern. Structured COBOL Programming. 7th ed. Wiley, 1994.

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