APA
                    G Hanshyam Das, . (2009). Hydrology and Soil Conservation Engineering,Ed2. New Delhi: P H I.
                
                    Chicago
                    G Hanshyam Das, . 2009. Hydrology and Soil Conservation Engineering,Ed2. New Delhi: P H I.
                
                    Harvard
                    G Hanshyam Das, . (2009). Hydrology and Soil Conservation Engineering,Ed2. New Delhi: P H I.
                
                    MLA
                    G Hanshyam Das, . Hydrology and Soil Conservation Engineering,Ed2. New Delhi: P H I. 2009.