(1962). Specification for safety isolating transformers for industrial & domestic purposes. London: British Standards Institution.
Παραπομπή Chicago StyleSpecification for Safety Isolating Transformers for Industrial & Domestic Purposes. London: British Standards Institution, 1962.
Παραπομπή MLASpecification for Safety Isolating Transformers for Industrial & Domestic Purposes. London: British Standards Institution, 1962.
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