(2009). Journal of Urban and Environmental Engineering. University of Paraiba.
Citazione stile Chigago Style (17a edizione)Journal of Urban and Environmental Engineering. University of Paraiba, 2009.
Citatione MLA (9a ed.)Journal of Urban and Environmental Engineering. University of Paraiba, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.