Institution, 8. B. S. Classification and interpretation of new lighting products.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInstitution, 8096 British Standards. Classification and Interpretation of New Lighting Products.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInstitution, 8096 British Standards. Classification and Interpretation of New Lighting Products.
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