- ISBN10 0877431817
- ISBN13 9780877431817
- Publish Date March 2000 (first published 1 May 1955)
- Publish Status Active
- Out of Print 2 April 2014
- Publish Country US
- Imprint Baha'i Distribution Service
- Edition 8th Revised edition
- Format Paperback
- Pages 350
- Language English