Gaskell, R. E. (1958). Engineering mathematics. Dryden Press.
Chicagoスタイル(17版)引用形式Gaskell, Robert Eugene. Engineering Mathematics. New York: Dryden Press, 1958.
MLA(9版)引用形式Gaskell, Robert Eugene. Engineering Mathematics. Dryden Press, 1958.
警告: この引用は必ずしも正確ではありません.