Industrial Training Corporation. (1999). Electrical control equipment: Fuses and circuit breakers. ITC Learning Corporation.
Chicago-viite (17. p.)Industrial Training Corporation. Electrical Control Equipment: Fuses and Circuit Breakers. Herndon, Virginia: ITC Learning Corporation, 1999.
MLA-viite (8. p.)Industrial Training Corporation. Electrical Control Equipment: Fuses and Circuit Breakers. ITC Learning Corporation, 1999.
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