APA Alıntı

Singh, S. (2010). Geography: For the UPSC Civil Services preliminary examination (3rd ed.). TMH.

Chicago Stili Alıntı

Singh, Surender. Geography: For the UPSC Civil Services Preliminary Examination. 3rd ed. New Delhi: TMH, 2010.

MLA Alıntı

Singh, Surender. Geography: For the UPSC Civil Services Preliminary Examination. 3rd ed. TMH, 2010.

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