APA引文

Spence, J. W. (1985). COBOL for the 80's (2nd ed.). West Pub. Co..

Chicago Style (17th ed.) Citation

Spence, J. Wayne. COBOL for the 80's. 2nd ed. St. Paul: West Pub. Co., 1985.

MLA引文

Spence, J. Wayne. COBOL for the 80's. 2nd ed. West Pub. Co., 1985.