H. Carr Houston, & Syder Charles. (2007). Data Communications and Network Security (In lần thứ 1.). America: Mc Graw Hill.
शिकागो स्टाइल उद्धरणH. Carr Houston, और Syder Charles. Data Communications and Network Security. In lần thứ 1. America: Mc Graw Hill, 2007.
एमएलए उद्धरणH. Carr Houston, और Syder Charles. Data Communications and Network Security. In lần thứ 1. America: Mc Graw Hill, 2007.
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