Gore, P. J. (2011). Historical geology online laboratory manual. [Georgia Perimeter College].
Chicago Style aipamenaGore, Pamela J.W. Historical Geology Online Laboratory Manual. [Clarkston, Georgia]: [Georgia Perimeter College], 2011.
MLA aipamenaGore, Pamela J.W. Historical Geology Online Laboratory Manual. [Georgia Perimeter College], 2011.
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