(2001). Collins COBUILD English dictionary for advanced learners (Third edition.). HarperCollins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollins COBUILD English Dictionary for Advanced Learners. Third edition. Gkasgow: HarperCollins, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCollins COBUILD English Dictionary for Advanced Learners. Third edition. HarperCollins, 2001.
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