Clifford, T. (2009). Rourke's World of Science ENCYCLOPEDIA: Volume 4 - Earth Science. Rourke Publishing.
Chicago Style (17th ed.) CitationClifford, Tim. Rourke's World of Science ENCYCLOPEDIA: Volume 4 - Earth Science. Rourke Publishing, 2009.
MLA (8th ed.) CitationClifford, Tim. Rourke's World of Science ENCYCLOPEDIA: Volume 4 - Earth Science. Rourke Publishing, 2009.
Warning: These citations may not always be 100% accurate.