P The Prosperity of Humankind Bahá'í International Community The Prosperity of Humankind Bahá'í International Community
L The Light of Divine Guidance (Volume 1) Effendi Shoghi The Light of Divine Guidance (Volume 1) Effendi Shoghi
S The Seven Valleys and the Four Valleys Bahá'u'lláh The Seven Valleys and the Four Valleys Bahá'u'lláh