Helman, P. (1986). Intermediate problem solving and data structures: Walls and mirrors. Cummings.
Chicagoスタイル(17版)引用形式Helman, Paul. Intermediate Problem Solving and Data Structures: Walls and Mirrors. Menlo Park, Calif: Cummings, 1986.
MLA(9版)引用形式Helman, Paul. Intermediate Problem Solving and Data Structures: Walls and Mirrors. Cummings, 1986.
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