The revised edition of the Bahá’í written by Mary Perkins and Philip Hainsworth is now available with new sections including Core activities , Social & Economic Development, A World-Embracing Vision World, The Promise of World Peace and The Prosperity of Humankind. This new edition is printed full colour on a quality paper with lots of beautiful photos from Baha’i Holy places and friends from all around the world. An Introductory colour book of 150 pages.