IUCN European Programme. (1997). Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe.
Citazione stile Chigago Style (17a edizione)IUCN European Programme. Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe. 1997.
Citatione MLA (9a ed.)IUCN European Programme. Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe. 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.