1. Testigos de Jehová: el poder de la publicidad;Merino;Revista Humanitas,2000
2. Appreciating the sacredness of life and blood;The Watchtower,1978
3. Authorized Site of the Office of Public Information of Jehovah's Witnesses. Disponible en: http://www.jwmedia.org/notfound.htm
4. How to approach major surgery where patients refuse blood transfusion including Jehovah's Witnesses;Gohel;Ann R Coll Surg Engl,2005
5. «1996 service year report of Jehovah's Witnesses Worldwide». Watchtower 1997; 118: 21.