Publisher： Common Ground Publishing

E-ISSN： 1447-9540|13|12|171-176

ISSN： 1447-9494

Source： The International Journal of Learning: Annual Review, Vol.13, Iss.12, 2007-01, pp. : 171-176

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

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