ISBN 9780517500651 books & textbook
The Pulse of the Planet: A State of the Earth Report from the Smithsonian Institution Center for Short-Lived Phenomena
Smithsonian Institution Center for Short-Lived Phenomena Cornell, James Surowiecki, John
Harmony Books /1972T Hardcover / 129 Pages
isbn-10: 0517500655 / isbn-13: 9780517500651
