ISBN 9781101908075 books & textbook
Selected Writings of Alexander von Humboldt: Edited and Introduced by Andrea Wulf (Everyman's Library Classics Series)
von Humboldt, Alexander Wulf, Andrea
Everyman's Library /2018-11-06 Hardcover / 840 Pages
isbn-10: 1101908076 / isbn-13: 9781101908075
