Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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