IUCN European Programme. (1997). Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe.
Cita Chicago Style (17a ed.)IUCN European Programme. Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe. 1997.
Cita MLA (9a ed.)IUCN European Programme. Fishing for a Living: The Ecology and Economics of Fishponds in Central Europe. 1997.
Precaución: Estas citas no son 100% exactas.