Smith, G. A., & Pun, A. (2006). How does earth work?: Physical geology and the process of science. Upper Saddle River, NJ: Pearson/Prentice Hall.
Chicago ZitierstilSmith, Gary A., und Aurora Pun. How Does Earth Work?: Physical Geology and the Process of Science. Upper Saddle River, NJ: Pearson/Prentice Hall, 2006.
MLA ZitierstilSmith, Gary A., und Aurora Pun. How Does Earth Work?: Physical Geology and the Process of Science. Upper Saddle River, NJ: Pearson/Prentice Hall, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.