@phdthesis{Song2013,
  author      = {Xin Song},
  title       = {A cognitive linguistic approach to teaching english prepositions},
  type        = {doctoralthesis},
  pages       = {XIV, 233 Seiten},
  school      = {Universit{\"a}t Koblenz-Landau, Campus Landau, Universit{\"a}tsbibliothek},
  year        = {2013},
}