ISBN: 978-92-2-108953-7
ISBN-10: 92-2-108953-3
International Labour Office · 1994
See also (possibly by other authors): | ||
1995 | Paperback | Safety and Health in Mines (International Labour Conference, 82nd Session, 1995 , No 4, Part 2A) |
1995 | Paperback | Safety and Health in Mines (International Labour Conference, 82nd Session, 1995 , No 4, Part 2B) |