APA (7th ed.) Citation

Li, D. (1985). A PROLOG database system (Repr.). Research Studies Pr. u.a.

Chicago Style (17th ed.) Citation

Li, Deyi. A PROLOG Database System. Repr. Letchworth, Hertfordshire, England u.a: Research Studies Pr. u.a, 1985.

MLA (9th ed.) Citation

Li, Deyi. A PROLOG Database System. Repr. Research Studies Pr. u.a, 1985.