APA (7th ed.) Citation

Decker, L. P. (1993). The Information Systems Constraint Language (ISyCL). [publisher not identified].

Chicago Style (17th ed.) Citation

Decker, Louis Phillips. The Information Systems Constraint Language (ISyCL). [Place of publication not identified]: [publisher not identified], 1993.

MLA (9th ed.) Citation

Decker, Louis Phillips. The Information Systems Constraint Language (ISyCL). [publisher not identified], 1993.

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