Singh, A. K. (2008). Science and technology for Civil services examinations. Tata McGraw Hill Publishing Co Ltd.
Chicago Edition CitationSingh, Ashok Kumar. Science and Technology for Civil Services Examinations. New Delhi: Tata McGraw Hill Publishing Co Ltd, 2008.
MLA Edition CitationSingh, Ashok Kumar. Science and Technology for Civil Services Examinations. Tata McGraw Hill Publishing Co Ltd, 2008.
Warning: These citations may not always be 100% accurate.