1996 - Global Ecology in Human Perspective (Paperback) → Hardcover ISBN-13: 9780195098679 ISBN-10: 0195098676 Genres: Nonfiction, Science & Math, Engineering & Transportation ? 1996 - Global Ecology in Human Perspective (Hardcover) → Paperback ISBN-13: 9780195104080 ISBN-10: 0195104080 Genres: Nonfiction, Science & Math, Engineering & Transportation, Substores ? Ecology and Quality of Our Environment (Paperback) ISBN-13: 9780442279219 ISBN-10: 0442279213 Genres: Nonfiction, Science & Math 1 |