Oswald Spring, r. (2011). Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-05432-7
Dyfyniad Arddull ChicagoOswald Spring, rsula. Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-05432-7.
Dyfyniad MLAOswald Spring, rsula. Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-05432-7.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.