Citazione Stile APA (7a Edizione)
Hughes, J. W. (2007). Environmental problem solving: A how-to guide. University of Vermont Press ; Published by University Press of New England.
Citazione stile Chigago Style (17a edizione)
Hughes, Jeffrey W. Environmental Problem Solving: A How-to Guide. Burlington, VT : Hanover: University of Vermont Press ; Published by University Press of New England, 2007.
Citatione MLA (9a ed.)
Hughes, Jeffrey W. Environmental Problem Solving: A How-to Guide. University of Vermont Press ; Published by University Press of New England, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.