Media type: E-Article Title: Language Acquisition Across Linguistic and Cognitive Systems Contributor: Hilton, Heather imprint: Elsevier BV, 2012 Published in: System Language: English DOI: 10.1016/j.system.2012.06.001 ISSN: 0346-251X Keywords: Linguistics and Language ; Education ; Language and Linguistics Origination: Footnote: