ISBN-13: 9780199249138 / Angielski / Twarda / 2002 / 232 str.
ISBN-13: 9780199249138 / Angielski / Twarda / 2002 / 232 str.
Katherine Hawley explores and compares three theories of persistence -- endurance, perdurance, and stage theories - investigating the ways in which they attempt to account for the world around us. Having provided valuable clarification of its two main rivals, she concludes by advocating stage theory.