APA引文

GRAUER, R. T. (1991). Cobol: From micro to mainframe volume II. Prentice Hall.

Chicago Style (17th ed.) Citation

GRAUER, Robert T. Cobol: From Micro to Mainframe Volume II. London: Prentice Hall, 1991.

MLA引文

GRAUER, Robert T. Cobol: From Micro to Mainframe Volume II. Prentice Hall, 1991.

警告：這些引文格式不一定是100％准確.