APA (7th ed.) Citation

Örn, T. (1994). The Baltic Sea area past, present and future.

Chicago Style (17th ed.) Citation

Örn, Torsten. The Baltic Sea Area Past, Present and Future. London, 1994.

MLA (9th ed.) Citation

Örn, Torsten. The Baltic Sea Area Past, Present and Future. 1994.

Warning: These citations may not always be 100% accurate.