Media type: E-Article Title: The development of categorical and coordinate spatial relations Contributor: Bullens, Jessie; Postma, Albert Published: Elsevier BV, 2008 Published in: Cognitive Development, 23 (2008) 1, Seite 38-47 Language: English DOI: 10.1016/j.cogdev.2007.11.001 ISSN: 0885-2014 Keywords: Developmental and Educational Psychology ; Experimental and Cognitive Psychology Origination: Footnote: