1978 - Evolution Ecology Essays on Social Transformation (Paperback) → Hardcover ISBN-13: 9780252007095 ISBN-10: 0252007093 ? 1977 - Evolution and Ecology Essays on Social Transformation (Hardcover) → Paperback ISBN-13: 9780252006128 ISBN-10: 0252006127 Genres: Nonfiction, Science & Math ? |