Hillel, D. Out of the earth: Civilization and thel life of the soil.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHillel, Daniel. Out of the Earth: Civilization and Thel Life of the Soil.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHillel, Daniel. Out of the Earth: Civilization and Thel Life of the Soil.
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