Elizabeth Hall,Ken Jackson,Jeremy Dick. (2002). Requirements Engineering. Springer-Verlag.
शिकागो स्टाइल उद्धरणElizabeth Hall,Ken Jackson,Jeremy Dick. Requirements Engineering. Springer-Verlag, 2002.
एमएलए उद्धरणElizabeth Hall,Ken Jackson,Jeremy Dick. Requirements Engineering. Springer-Verlag, 2002.
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