APA (7th ed.) Citation

Harr, H. M. (1989). ABF: An expert system for office automation and an interpreter for legal document construction. UMI.

Chicago Style (17th ed.) Citation

Harr, Henry Maxim. ABF: An Expert System for Office Automation and an Interpreter for Legal Document Construction. Ann Arbor: UMI, 1989.

MLA (9th ed.) Citation

Harr, Henry Maxim. ABF: An Expert System for Office Automation and an Interpreter for Legal Document Construction. UMI, 1989.