Eschenbach, T. (1995). Engineering economy: Applying theory to practice. Chicago: Irwin.
शिकागो स्टाइल उद्धरणEschenbach, Ted. Engineering Economy: Applying Theory to Practice. Chicago: Irwin, 1995.
एमएलए उद्धरणEschenbach, Ted. Engineering Economy: Applying Theory to Practice. Chicago: Irwin, 1995.
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