DATT RUDDAR. (1989). INDIAN ECONOMY (26.). SULTAN CHAND AND SONS.
Lua i Stíl Chicago (17ú heag.)DATT RUDDAR. INDIAN ECONOMY. 26. NEW DELHI: SULTAN CHAND AND SONS, 1989.
Lua MLA (9ú heag.)DATT RUDDAR. INDIAN ECONOMY. 26. SULTAN CHAND AND SONS, 1989.
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