| General info : | | Watti-Kustannus is a brand or business name used the Finnish book publishing company Watti-Kustannus Oy, which was founded in 1983. | |
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| Source : | | Kauppalehti (www.kauppalehti.fi/yritykset/yritys/wattikustannus+oy/05126876) | |
| Relations : | | Brand name used by : Watti-Kustannus OY | |
| Copied Wikipedia parts under license : | | | |