| #8631 | World non-ferrous metal statistics. -- Velká Británie : Birmingham : British Bureau of Non-Ferrous Metal Statistics, 1948-1967 |
| #8632 | World of metallurgy, Erzmetall. -- Clausthal-Zellerfeld : GDMB-Medienverlag, 2004-. -- ISSN 1613-2394 |
| #8633 | World of mining, surface, underground. -- Clausthal-Zellerfeld : GDMB-Medienverlag, 2004-. -- ISSN 1613-2408 |
| #8634 | World oil. -- Houston : Gulf, 1947-. -- ISSN 0043-8790 |
| #8635 | World petroleum report. -- Spojené státy americké : New York : Mona Palmer Publishing, 1954-1976. -- ISSN 0509-3171 |
| #8636 | World petroleum : the management publication of the international petroleum industry. -- Spojené státy americké : New York : M. Palmer, 1930-1972. -- ISSN 0043-8847 |
| #8637 | World Power Conference : Annual report ... -- Velká Británie : London : Central Office of the World Power Conference, 1934-1968 |
| #8638 | World power engineering : the international monthly journal for production, distribution and utilisation of all forms of power. -- Velká Británie : London : Heywood, 1960-1965 |
| #8639 | World publishing monitor. -- Oxford : Pergamon, 1991-2001. -- ISSN 0960-653X |
| #8640 | World pumps. -- Morden : Trade & Technical Press, 1982-. -- ISSN 0262-1762 print. -- ISSN 1873-2593 online |