By Xu Yaoying   Gelfer Jeffrey   Filler John   in Early Child Development and Care

ISSN:0300-4430|173|5|489-497

Routledge Ltd‎(2003)‎

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By Xu Yaoying   Gelfer Jeffrey   Sileo Nancy   Filler John   Perkins Peggy   in Early Child Development and Care

ISSN:0300-4430|178|6|617-635

Routledge Ltd‎(2008)‎

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By Gelfer Jeffrey I.   Krasch Delilah J.   O'Hara Kathleen S.   in Early Child Development and Care

ISSN:0300-4430|185|3|427-437

Routledge Ltd‎(2015)‎

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