APA (7th ed.) Citation

Townsend, C. (1986). Personal expert systems: Designing and programming (first edition.). Tab Books Inc.

Chicago Style (17th ed.) Citation

Townsend, Carl. Personal Expert Systems: Designing and Programming. first edition. Blue Ridge Summit: Tab Books Inc, 1986.

MLA (8th ed.) Citation

Townsend, Carl. Personal Expert Systems: Designing and Programming. first edition. Tab Books Inc, 1986.