Golding, E. W., & Widdis, F. C. (1963). Electrical measurements and measuring instruments (5th ed.). London: Sir Isaac Pitman & Sons.
Παραπομπή Chicago StyleGolding, E. W., and F. C. Widdis. Electrical Measurements and Measuring Instruments. 5th ed. London: Sir Isaac Pitman & Sons, 1963.
Παραπομπή MLAGolding, E. W., and F. C. Widdis. Electrical Measurements and Measuring Instruments. 5th ed. London: Sir Isaac Pitman & Sons, 1963.
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