APA(7版)引用形式

Cowan, D. D., Dirksen, D. J., & Graham, A. S. An introduction to COBOL with WATBOL: A structured programmming approach.

Chicagoスタイル(17版)引用形式

Cowan, D. D., D. J. Dirksen, , Alexander Steel Graham. An Introduction to COBOL with WATBOL: A Structured Programmming Approach.

MLA(9版)引用形式

Cowan, D. D., et al. An Introduction to COBOL with WATBOL: A Structured Programmming Approach.