Graham,Ronald L, Knuth,Donald L, & Patashnik,Oren. (2004). Concrete mathematics.- 2nd ed (2nd ed.). Pearson Education.
शिकागो स्टाइल उद्धरणGraham,Ronald L, Knuth,Donald L, और Patashnik,Oren. Concrete Mathematics.- 2nd Ed. 2nd ed. Delhi: Pearson Education, 2004.
एमएलए उद्धरणGraham,Ronald L, et al. Concrete Mathematics.- 2nd Ed. 2nd ed. Pearson Education, 2004.
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