Cita APA

(2007). Regional course and wokshop on groundwater contamination =: Curso y taller regional sobre contamination de aguas subterraneas. [S.l.]: San Jose, C.R.

Citación estilo Chicago

Regional Course and Wokshop On Groundwater Contamination =: Curso Y Taller Regional Sobre Contamination De Aguas Subterraneas. [S.l.]: San Jose, C.R, 2007.

Cita MLA

Regional Course and Wokshop On Groundwater Contamination =: Curso Y Taller Regional Sobre Contamination De Aguas Subterraneas. [S.l.]: San Jose, C.R, 2007.