Kemper, K. E. (1996). The cost of free water: Water resources allocation and use in the Curu Valley, Ceará, Northeast Brazil. Water and Environmental Studies, Linköping University.
Citação do estilo Chicago (17ª ed.)Kemper, Karin E. The Cost of Free Water: Water Resources Allocation and Use in the Curu Valley, Ceará, Northeast Brazil. Linköping, Sweden: Water and Environmental Studies, Linköping University, 1996.
Citação MLA (8ª ed.)Kemper, Karin E. The Cost of Free Water: Water Resources Allocation and Use in the Curu Valley, Ceará, Northeast Brazil. Water and Environmental Studies, Linköping University, 1996.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.