توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

SpringerLink (Online Service), Son, T. C., & Balduccini, M. (2011). Logic programming, knowledge representation, and nonmonotonic reasoning: Essays dedicated to Michael Gelfond on the occasion of his 65th Birthday. Springer.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

SpringerLink (Online Service), Tran Cao Son, و Marcello Balduccini. Logic Programming, Knowledge Representation, and Nonmonotonic Reasoning: Essays Dedicated to Michael Gelfond on the Occasion of His 65th Birthday. Berlin, Heidelberg: Springer, 2011.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

SpringerLink (Online Service), et al. Logic Programming, Knowledge Representation, and Nonmonotonic Reasoning: Essays Dedicated to Michael Gelfond on the Occasion of His 65th Birthday. Springer, 2011.