(1998). Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg.
Čikaški stil citiranja (17. izdanje)Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg. Helsinki, 1998.
MLA način citiranja (8. izdanje)Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg. 1998.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.