Hughes, A. M. (2009). Problem solving, reasoning and numeracy in the early years foundation stage. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHughes, Anita M. Problem Solving, Reasoning and Numeracy in the Early Years Foundation Stage. London: Routledge, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHughes, Anita M. Problem Solving, Reasoning and Numeracy in the Early Years Foundation Stage. Routledge, 2009.
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