Universal Law Publishing. Official Secrets Act, 1923. Universal Law Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversal Law Publishing. Official Secrets Act, 1923. New Delhi New Delhi: Universal Law Publishing.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUniversal Law Publishing. Official Secrets Act, 1923. Universal Law Publishing.
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