Gaya APA

The Kvarken Archipelago World Heritage Site echoes of the ice age. (2011). [s.l.]: Centre for Economic Development, Transport and the Environment for South Ostrobothnia.

Gaya MLA

The Kvarken Archipelago World Heritage Site echoes of the ice age. . [s.l.]: Centre for Economic Development, Transport and the Environment for South Ostrobothnia, 2011. Buku.