APA-referens

Singh, A. K. (2008). Science and technology for civil services examinations. Tata Mc-Graw Hill.

Chicago-stil citat

Singh, Ashok Kumar. Science and Technology for Civil Services Examinations. New Delhi: Tata Mc-Graw Hill, 2008.

MLA-referens

Singh, Ashok Kumar. Science and Technology for Civil Services Examinations. Tata Mc-Graw Hill, 2008.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.