See the 1978 Yearbook of Jehovah’s Witnesses, pages 156 - 8, 201 - 18, published by the Watchtower Bible and Tract Society of New York, Inc.
Skat. Jehovas liecinieku 1978. gada gadagrāmatu (angļu val.), 156. — 158. un 201. — 218. lappusi.