Krebs, B. (2014). Spam nation: The inside story of organized cybercrime—from global epidemic to your front door.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrebs, Brian. Spam Nation: The Inside Story of Organized Cybercrime—from Global Epidemic to Your Front Door. 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKrebs, Brian. Spam Nation: The Inside Story of Organized Cybercrime—from Global Epidemic to Your Front Door. 2014.
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