Halfman, R. L. (1962). Dynamics: :systems, variation, methods and relativity. Addison - Wesley.
Chicago-stil citatHalfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. London: Addison - Wesley, 1962.
MLA-referensHalfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. Addison - Wesley, 1962.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.