Engel, J., & Conference:Palm Desert International Conference on the Surgical Treatment of the Epilepsies. (1993). Surgical treatment of the epilepsies (2nd ed.). Raven Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Engel, Jr., و Conference:Palm Desert International Conference on the Surgical Treatment of the Epilepsies. Surgical Treatment of the Epilepsies. 2nd ed. New York: Raven Press, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Engel, Jr., و Conference:Palm Desert International Conference on the Surgical Treatment of the Epilepsies. Surgical Treatment of the Epilepsies. 2nd ed. Raven Press, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.