1999 - Introduction to Energy Resources Technology and Society (Hardcover) → Paperback ISBN-13: 9780521631068 ISBN-10: 0521631068 Genres: Science & Math, Engineering & Transportation, Substores ? 1999 - Introduction to Energy Resources Technology and Society (Paperback) → Hardcover ISBN-13: 9780521637671 ISBN-10: 0521637678 Genres: Business & Money, Science & Math, Engineering & Transportation ? |