The Harvestime Institute course, "Spiritual Strategies: A Manual Of Spiritual Warfare," deals with the subject of Satan in detail.
May kurso ang Harvestime International Institute na may pamagat na “Mga Estratehiyang Espirituwal: Isang Manwal Ng Pakikibakang Espirituwal,” na detalyadong tumatalakay sa paksa tungkol kay Satanas.