Ratna, V. (1996). Urban water crisis: Rational for pricing. Rawat.
Chicago Edition CitationRatna, V. Urban Water Crisis: Rational for Pricing. Jaipur: Rawat, 1996.
Cita MLARatna, V. Urban Water Crisis: Rational for Pricing. Rawat, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.