Brown, L. R., & Jacobson, J. L. (1987). The future of urbanization: Facing the ecological and economic constraints. Worldwatch Institute.
Citazione stile Chigago Style (17a edizione)Brown, Lester Russell, e Jodi L. Jacobson. The Future of Urbanization: Facing the Ecological and Economic Constraints. Washington, D.C: Worldwatch Institute, 1987.
Citatione MLA (9a ed.)Brown, Lester Russell, e Jodi L. Jacobson. The Future of Urbanization: Facing the Ecological and Economic Constraints. Worldwatch Institute, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.