APA

Singh Ramesh,, . (2012). 100 plus questions on economic and social development : General studies for civil services preliminary examination Paper I. New Delhi: Tata McGraw-Hill Publishing Co.

Chicago

Singh Ramesh,, . 2012. 100 plus questions on economic and social development : General studies for civil services preliminary examination Paper I. New Delhi: Tata McGraw-Hill Publishing Co.

Harvard

Singh Ramesh,, . (2012). 100 plus questions on economic and social development : General studies for civil services preliminary examination Paper I. New Delhi: Tata McGraw-Hill Publishing Co.

MLA

Singh Ramesh,, . 100 plus questions on economic and social development : General studies for civil services preliminary examination Paper I. New Delhi: Tata McGraw-Hill Publishing Co. 2012.