Darwin, C. On the Origin of Species By Means of Natural Selection Or, the Preservation of Favoured Races in the Struggle for Life.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDarwin, Charles. On the Origin of Species By Means of Natural Selection Or, the Preservation of Favoured Races in the Struggle for Life.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDarwin, Charles. On the Origin of Species By Means of Natural Selection Or, the Preservation of Favoured Races in the Struggle for Life.
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