Cita APA

Gimbel, R., Graham, N. J. D., & Collins, M. R. (2007). Recent progress in slow sand and alternative biofiltration processes. London: IWA Publishing.

Citación estilo Chicago

Gimbel, Rolf,, Nigel J. D. Graham, y M. Robin Collins. Recent Progress in Slow Sand and Alternative Biofiltration Processes. London: IWA Publishing, 2007.

Cita MLA

Gimbel, Rolf,, Nigel J. D. Graham, y M. Robin Collins. Recent Progress in Slow Sand and Alternative Biofiltration Processes. London: IWA Publishing, 2007.