Ford, W. (2001). Secure electronic commerce: Building the infrastructure for digital signatures and encryption. Prentice Hall PTR.
शिकागो स्टाइल उद्धरणFord, Warwick. Secure Electronic Commerce: Building the Infrastructure for Digital Signatures and Encryption. Prentice Hall PTR, 2001.
एमएलए उद्धरणFord, Warwick. Secure Electronic Commerce: Building the Infrastructure for Digital Signatures and Encryption. Prentice Hall PTR, 2001.
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