Halfman, R. L. (1962). Dynamics: :systems, variation, methods and relativity. Addison - Wesley.
Chicago Style aipamenaHalfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. London: Addison - Wesley, 1962.
MLA aipamenaHalfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. Addison - Wesley, 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.