Kupka, I. (2006). Recreational load as a driving variable for urban forests. Czech Academy of Agricultural Sciences.
Citazione stile Chigago Style (17a edizione)Kupka, I. Recreational Load as a Driving Variable for Urban Forests. Czech Academy of Agricultural Sciences, 2006.
Citatione MLA (9a ed.)Kupka, I. Recreational Load as a Driving Variable for Urban Forests. Czech Academy of Agricultural Sciences, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.