Symposium on the Numerical Solution of Partial Differential Equations, 2nd, SYNSPADE, & Hubbard, B. (1971). Numerical solution of partial differential equations - Volume II: Proceedings of the Second Symposium on the Numerical Solution of Partial Differential Equations, SYNSPADE, held at the University of Maryland, College Park, Maryland, May 11-15, 1970. Academic Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Symposium on the Numerical Solution of Partial Differential Equations, 2nd, SYNSPADE, و Bert Hubbard. Numerical Solution of Partial Differential Equations - Volume II: Proceedings of the Second Symposium on the Numerical Solution of Partial Differential Equations, SYNSPADE, Held at the University of Maryland, College Park, Maryland, May 11-15, 1970. New York: Academic Press, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Symposium on the Numerical Solution of Partial Differential Equations, 2nd, SYNSPADE, و Bert Hubbard. Numerical Solution of Partial Differential Equations - Volume II: Proceedings of the Second Symposium on the Numerical Solution of Partial Differential Equations, SYNSPADE, Held at the University of Maryland, College Park, Maryland, May 11-15, 1970. Academic Press, 1971.