APA-viite (7. p.)
Úrsula Oswald Spring. Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Springer.
Chicago-viite (17. p.)
Úrsula Oswald Spring. Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Berlín, Alemania: Springer.
MLA-viite (9. p.)
Úrsula Oswald Spring. Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy. Springer.
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