Tron, F. (2010). La recogida de basura en mega-ciudades: Marco de la sostenibilidad = Waste collection in mega-cities. Within the framework of sustainability. INVI Universidad de Chile. https://doi.org/10.4067/S0718-83582010000300006
Citazione stile Chigago Style (17a edizione)Tron, Fabián. La Recogida De Basura En Mega-ciudades: Marco De La Sostenibilidad = Waste Collection in Mega-cities. Within the Framework of Sustainability. Santiago, Chile: INVI Universidad de Chile, 2010. https://doi.org/10.4067/S0718-83582010000300006.
Citatione MLA (9a ed.)Tron, Fabián. La Recogida De Basura En Mega-ciudades: Marco De La Sostenibilidad = Waste Collection in Mega-cities. Within the Framework of Sustainability. INVI Universidad de Chile, 2010. https://doi.org/10.4067/S0718-83582010000300006.