Smith, G. A. 1., & Pun, A. (2006). How does Earth work?: Physical geology and the process of science. Upper Saddle River, N.J.: Pearson Prentice Hall.
Styl ChicagoSmith, Gary A. 1958-., and Aurora Pun. How Does Earth Work?: Physical Geology and the Process of Science. Upper Saddle River, N.J.: Pearson Prentice Hall, 2006.
Citace podle MLASmith, Gary A. 1958-., and Aurora Pun. How Does Earth Work?: Physical Geology and the Process of Science. Upper Saddle River, N.J.: Pearson Prentice Hall, 2006.
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