Digital Equipment Corporation. Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) October, 1960.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDigital Equipment Corporation. Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) October, 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDigital Equipment Corporation. Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) October, 1960.
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