Singhal, J. (2008). Comprehensive geogaphy (New edition, strictly based on new NCERT textbook and the latest syllabus prescribed by CBSE.). Laxmi Publications (P) LTD.
Citazione stile Chigago Style (17a edizione)Singhal, J.P. Comprehensive Geogaphy. New edition, strictly based on new NCERT textbook and the latest syllabus prescribed by CBSE. New Delhi: Laxmi Publications (P) LTD, 2008.
Citatione MLA (9a ed.)Singhal, J.P. Comprehensive Geogaphy. New edition, strictly based on new NCERT textbook and the latest syllabus prescribed by CBSE. Laxmi Publications (P) LTD, 2008.
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