FERRY, D. J. (1991). Cost Planning Of Buildings Douglas J. Ferry And Peter S. Brandon. BSP Professional Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFERRY, Douglas J. Cost Planning Of Buildings Douglas J. Ferry And Peter S. Brandon. BSP Professional Books, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFERRY, Douglas J. Cost Planning Of Buildings Douglas J. Ferry And Peter S. Brandon. BSP Professional Books, 1991.
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