2000 - Sierra Nevada the Naturalists Companion (Paperback) → Hardcover ISBN-13: 9780520224889 ISBN-10: 0520224884 Genres: Travel, Science & Math ? 1998 - Sierra Nevada the Naturalist's Companion (Hardcover) → Paperback ISBN-13: 9780520209367 ISBN-10: 0520209362 Genres: History, Science & Math, Engineering & Transportation, Outdoors & Nature ? 1998 - Sierra Nevada the Naturalist's Companion Revised Edition (Hardcover) ISBN-13: 9780809305636 ISBN-10: 0809305631 Genres: History, Travel, Science & Math, Engineering & Transportation, Outdoors & Nature ? 1996 - California Forests and Woodlands a Natural History [California Natural History Guides , No 58] (Paperback) ISBN-13: 9780520202481 ISBN-10: 0520202481 Genres: Science & Math, Outdoors & Nature 1 1994 - California Forests and Woodlands a Natural History [California Natural History Guides] (Hardcover) ISBN-13: 9780520083240 ISBN-10: 0520083245 Genres: History, Crafts, Hobbies & Home, Science & Math, Engineering & Transportation, Outdoors & Nature ? |