1987 - The Ring of Truth an Inquiry Into How We Know What We Know (Hardcover) → Paperback ISBN-13: 9780394556635 ISBN-10: 0394556631 Genres: Children's Books, Science & Math ? |
1987 - The Ring of Truth an Inquiry Into How We Know What We Know (Hardcover) → Paperback ISBN-13: 9780394556635 ISBN-10: 0394556631 Genres: Children's Books, Science & Math ? |