.Tweney, C. (1961). Technical Dictionary. W. & R. Chambers, Ltd.
Cita Chicago (17th ed.).Tweney, C.F. Technical Dictionary. Lodon: W. & R. Chambers, Ltd, 1961.
Cita MLA (9th ed.).Tweney, C.F. Technical Dictionary. W. & R. Chambers, Ltd, 1961.
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