APA
Hrafn Loftsson E. R. S. H., . (2010). Advances in Natural Language Processing. Germany: Springer.
Chicago
Hrafn Loftsson Eiríkur Rögnvaldsson Sigrún Helgadóttir, . 2010. Advances in Natural Language Processing. Germany: Springer.
Harvard
Hrafn Loftsson E. R. S. H., . (2010). Advances in Natural Language Processing. Germany: Springer.
MLA
Hrafn Loftsson Eiríkur Rögnvaldsson Sigrún Helgadóttir, . Advances in Natural Language Processing. Germany: Springer. 2010.