Citazione Stile APA (7a Edizione)
Ulrike Pröbstl, V. W. Management of Recreation and Nature Based Tourism in European Forests. Springer.
Citazione stile Chigago Style (17a edizione)
Ulrike Pröbstl, Veronika Wirth. Management of Recreation and Nature Based Tourism in European Forests. Berlín, Alemania: Springer.
Citatione MLA (9a ed.)
Ulrike Pröbstl, Veronika Wirth. Management of Recreation and Nature Based Tourism in European Forests. Springer.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.