Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Pröbstl, U., Wirth, V., Elands, B. H. M., & Bell, S. (2010). Management of Recreation and Nature Based Tourism in European Forests. Springer Berlin Heidelberg : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Ulrike Pröbstl, Veronika Wirth, Birgit H. M. Elands, και Simon Bell. Management of Recreation and Nature Based Tourism in European Forests. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Management of Recreation and Nature Based Tourism in European Forests. Springer Berlin Heidelberg : Imprint: Springer, 2010.