Cita APA (7a ed.)
Keller, J., Keller, A., & Davids, G. (1998). River basin development phases and implications of closure.
Cita Chicago Style (17a ed.)
Keller, J., A. Keller, y G. Davids. River Basin Development Phases and Implications of Closure. 1998.
Cita MLA (9a ed.)
Keller, J., et al. River Basin Development Phases and Implications of Closure. 1998.
Precaución: Estas citas no son 100% exactas.