Não informado. (2004). Telegraphic journal and electrical review. IPC Electrical Electronic Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Telegraphic Journal and Electrical Review. London: IPC Electrical Electronic Press, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Telegraphic Journal and Electrical Review. IPC Electrical Electronic Press, 2004.
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