SpringerLink (Online service), Harff, J., Björck, S., & Hoth, P. (2011). The Baltic Sea Basin (1st ed. 2011.). Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer.
Citación estilo ChicagoSpringerLink (Online service), Jan Harff, Svante Björck, y Peer Hoth. The Baltic Sea Basin. 1st ed. 2011. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2011.
Cita MLASpringerLink (Online service), Jan Harff, Svante Björck, y Peer Hoth. The Baltic Sea Basin. 1st ed. 2011. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2011.
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