Harker, R. J. (1983). Centralized methods of vibration analysis. Wiley Eastern.
Čikaški stil citiranjaHarker, Ralph J. Centralized Methods of Vibration Analysis. New York: Wiley Eastern, 1983.
MLA način citiranjaHarker, Ralph J. Centralized Methods of Vibration Analysis. Wiley Eastern, 1983.
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