Condie, K. C. (2011). Earth as an evolving planetary system Ed.2. Elsevier.
शिकागो स्टाइल उद्धरणCondie, Kent C. Earth as an Evolving Planetary System Ed.2. New York: Elsevier, 2011.
एमएलए उद्धरणCondie, Kent C. Earth as an Evolving Planetary System Ed.2. Elsevier, 2011.
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