Main group 1

• Crystal, David, The Cambridge encyclopedia of language, 2. ed., Cambridge, Cambridge University Press, 1997
• Dahl, Östen, Grammatik., 2. uppl., Lund, Studentlitteratur, 2003
• Dahl, Östen, Språkets enhet och mångfald., Lund, Studentlitteratur, 2000
• Fromkin, Victoria A.; Rodman, Robert; Hyams, Nina, An introduction to language, 8. ed., Boston, Thomson Wadsworth, cop. 2007
• McGregor, William, Linguistics: an introduction, London & New York, Continuum, 2009