Douglas, J. D. (1970). Freedom and Tyranny: Social Problems in a Techniology Society. Alfred. A. Knopf.
शिकागो स्टाइल उद्धरणDouglas, Jack D. Freedom and Tyranny: Social Problems in a Techniology Society. New York: Alfred. A. Knopf, 1970.
एमएलए उद्धरणDouglas, Jack D. Freedom and Tyranny: Social Problems in a Techniology Society. Alfred. A. Knopf, 1970.
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