Boyle, D. . . . . . . . G. (1971). Language and thinking in human development. Hutchinson University Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoyle, D G. Language and Thinking in Human Development. London: Hutchinson University Library, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBoyle, D G. Language and Thinking in Human Development. Hutchinson University Library, 1971.
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