Goudie, A. (1994). The Encyclopedic dictionary of physical geography (2nd ed.). Blackwell.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoudie, Andrew. The Encyclopedic Dictionary of Physical Geography. 2nd ed. Oxford, UK, Cambridge, Mass., USA: Blackwell, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGoudie, Andrew. The Encyclopedic Dictionary of Physical Geography. 2nd ed. Blackwell, 1994.
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