1988 - Working with Animal Chromosomes (Paperback) → Hardcover ISBN-13: 9780471920281 ISBN-10: 0471920282 Genres: Science & Math, Engineering & Transportation ? 1983 - Working with Animal Chromosomes (Hardcover) → Paperback ISBN-13: 9780471102953 ISBN-10: 0471102954 Genre: Science & Math ? |