Heaton, G., & Repetto, R. (1991). Transforming technology: An agenda for environmentally sustainable growth in the 21st century. World Resources Institute.
Citazione stile Chigago Style (17a edizione)Heaton, George, e Robert Repetto. Transforming Technology: An Agenda for Environmentally Sustainable Growth in the 21st Century. Washington, D.C: World Resources Institute, 1991.
Citatione MLA (9a ed.)Heaton, George, e Robert Repetto. Transforming Technology: An Agenda for Environmentally Sustainable Growth in the 21st Century. World Resources Institute, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.