Singh, K. &. S. (2010). Natural and manmade disasters - vol.I. MD Publicatons.
Cita Chicago (17th ed.)Singh, K.K. & Sigh. Natural and Manmade Disasters - Vol.I. New Delhi: MD Publicatons, 2010.
Cita MLA (9th ed.)Singh, K.K. & Sigh. Natural and Manmade Disasters - Vol.I. MD Publicatons, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.