Macmillan English dictionary for advanced learners Rundell Michael, Fox Gwyneth 2. ed. : Oxford : Macmillan Education : 2007 : xi, 1748 s. : ISBN: 978-1-4050-2526-3 (hft. + CD-ROM) Search the University Library catalogue
Estling Vannestål Maria Essential English grammar 1. ed. : Lund : Studentlitteratur : 2012 : 200 s. : ISBN: 978-91-44-06982-1 Search the University Library catalogue