रिकॉर्ड उद्धरण

APA (7 वां संस्करण) प्रशस्ति पत्र
Darwin, C. (1860). On the origin of species by means of natural selection. John Murray.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Darwin, Charles. On the Origin of Species by Means of Natural Selection. London: John Murray, 1860.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Darwin, Charles. On the Origin of Species by Means of Natural Selection. John Murray, 1860.
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