ULYANOVSKY, R. (1970). Industrial revolution and social progress in. People's Publishing House.
Tohutoru Kātū Chicago (17th ed.)ULYANOVSKY, R. Industrial Revolution and Social Progress in. New Delhi: People's Publishing House, 1970.
Tohutoro MLA (9th ed.)ULYANOVSKY, R. Industrial Revolution and Social Progress in. People's Publishing House, 1970.
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