Παραπομπή σε μορφή APA (7η εκδ.)

Gregory, S. (1987). Parallel logic programming in PARLOG: The language and its implementation. Addison-Wesley.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gregory, Steve. Parallel Logic Programming in PARLOG: The Language and Its Implementation. Wokingham: Addison-Wesley, 1987.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gregory, Steve. Parallel Logic Programming in PARLOG: The Language and Its Implementation. Addison-Wesley, 1987.