%0 Journal Article %T From Flexibility to Constraint: The Contrastive Use of Lexical Tone in Early Word Learning %A Hay, Jessica F. %A Graf Estes, Katharine %A Wang, Tianlin %A Saffran, Jenny R. %J Child Development %V 86 %N 1 %P 10-22 %@ 0009-3920 %D 2015-01-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve