Randall, J. H. (1929). Our changing civilization: How science and the machine are reconstructing modern life. New York: Frederick A. Stokes Company.
শিকাগো স্টাইলে সাইটেশনRandall, John Herman. Our Changing Civilization: How Science and the Machine Are Reconstructing Modern Life. New York: Frederick A. Stokes Company, 1929.
এমএলএ সাইটেশনRandall, John Herman. Our Changing Civilization: How Science and the Machine Are Reconstructing Modern Life. New York: Frederick A. Stokes Company, 1929.
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