Chowdhry, N. K. (1997). A textbook of social science: History, geography, economics and civics (1. ed., reprint.). Chand.
Citazione stile Chigago Style (17a edizione)Chowdhry, N. K. A Textbook of Social Science: History, Geography, Economics and Civics. 1. ed., reprint. New Delhi: Chand, 1997.
Citatione MLA (9a ed.)Chowdhry, N. K. A Textbook of Social Science: History, Geography, Economics and Civics. 1. ed., reprint. Chand, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.