Halfman, R. L. (1962). Dynamics: :systems, variation, methods and relativity. Addison - Wesley.
シカゴスタイル引用形Halfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. London: Addison - Wesley, 1962.
MLA引用形式Halfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. Addison - Wesley, 1962.
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