FITZPATRICK, E. (1983). Soil: Their formation, classification and distribution. Longman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. London: Longman, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. Longman, 1983.
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