por Strahler, Arthur Newell, 1918- [autor] | Strahler, Alan H [autor].
por Strahler, Arthur Newell, 1918- [autor] | Sunyer, Pere [traductor] | Barrutia, Marta [traductor] | Strahler, Alan H [autor] | Strahler, Arthur Newell, 1918-. Modern physical geography.
por Strahler, Alan H [autor] | Strahler, Arthur Newell, 1918- [autor].