(1977). Open-plan Offices: New ideas, experience and improvements / Karemer, Sieverts & partners. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOpen-plan Offices: New Ideas, Experience and Improvements / Karemer, Sieverts & Partners. McGraw-Hill, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOpen-plan Offices: New Ideas, Experience and Improvements / Karemer, Sieverts & Partners. McGraw-Hill, 1977.
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