Cita APA (7a ed.)

Cooper, J., Stern, N. B., & Stern, R. A. (2002). Programming in COBOL/400 (2nd ed.). Wiley.

Cita Chicago Style (17a ed.)

Cooper, James, Nancy B. Stern, y Robert A. Stern. Programming in COBOL/400. 2nd ed. [New York]: Wiley, 2002.

Cita MLA (8a ed.)

Cooper, James, et al. Programming in COBOL/400. 2nd ed. Wiley, 2002.