DUFF, G. (1967). Partial differential equations. University of Toronto Press.
Chicagoスタイル(17版)引用形式DUFF, G.F.D. Partial Differential Equations. Toronto: University of Toronto Press, 1967.
MLA(9版)引用形式DUFF, G.F.D. Partial Differential Equations. University of Toronto Press, 1967.
警告: この引用は必ずしも正確ではありません.