Haag, S. (2004). Computing concepts: Introductory edition. Boston: McGraw-Hill Technology Education.
शिकागो स्टाइल उद्धरणHaag, Stephen. Computing Concepts: Introductory Edition. Boston: McGraw-Hill Technology Education, 2004.
एमएलए उद्धरणHaag, Stephen. Computing Concepts: Introductory Edition. Boston: McGraw-Hill Technology Education, 2004.
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