Paperback, 172 pages 9781911414322 | Pub. date: March 2017Hardback, 172 pages 9781911414339 | Pub. date: March 2017PDF, 172 pages 9781911414346 | Pub. date: March 2017Kindle, 172 pages 9781911414346 | Pub. date: March 2017EPUB, 172 pages 9781911414346 | Pub. date: March 2017 |