International Sea Eagle Conference Björkö & Helander, B. (2003). Sea Eagle 2000: Proceedings from the International Sea Eagle Conference in Björkö, Sweden, 13-17 september 2000 ; conference proceedings. Swedish Society for Nature Conservation/SNF.
Chicago-Zitierstil (17. Ausg.)International Sea Eagle Conference Björkö und Björn Helander. Sea Eagle 2000: Proceedings from the International Sea Eagle Conference in Björkö, Sweden, 13-17 September 2000 ; Conference Proceedings. Stockholm: Swedish Society for Nature Conservation/SNF, 2003.
MLA-Zitierstil (9. Ausg.)International Sea Eagle Conference Björkö und Björn Helander. Sea Eagle 2000: Proceedings from the International Sea Eagle Conference in Björkö, Sweden, 13-17 September 2000 ; Conference Proceedings. Swedish Society for Nature Conservation/SNF, 2003.