por Skinner, Brian J, 1928- [autor] | Porter, Stephen C [autor] | Botkin, Daniel B [autor].
por Bjornerud, Marcia [autor] | Hughes, John M [autor] | Baldwin, A. Dwight [autor] | Skinner, Brian J, 1928-. The Blue planet : an introduction to Earth System Science | Porter, Stephen C. The Blue planet : an introduction to Earth System Science.