Missionaries trained at the Watchtower Bible School of Gilead and, more recently, upwards of 20,000 graduates of the Ministerial Training School have made a huge contribution.
ये सभी धरती के कोने - कोने तक राज्य का संदेश फैलाने में एक अहम भूमिका अदा कर रहे हैं ।