Earth Layers: The Crust and Upper Mantel. (2014, September 23). Retrieved November 23, 2024, from http://www.essayworld.com/essays/Earth-Layers-The-Crust-Upper-Mantel/104397
"Earth Layers: The Crust and Upper Mantel." Essayworld.com. Essayworld.com, 23 Sep. 2014. Web. 23 Nov. 2024. <http://www.essayworld.com/essays/Earth-Layers-The-Crust-Upper-Mantel/104397>
"Earth Layers: The Crust and Upper Mantel." Essayworld.com. September 23, 2014. Accessed November 23, 2024. http://www.essayworld.com/essays/Earth-Layers-The-Crust-Upper-Mantel/104397.
"Earth Layers: The Crust and Upper Mantel." Essayworld.com. September 23, 2014. Accessed November 23, 2024. http://www.essayworld.com/essays/Earth-Layers-The-Crust-Upper-Mantel/104397.