Media type: E-Article Title: Classroom instructional quality, exposure to mathematics instruction and mathematics achievement in fifth grade Contributor: Ottmar, Erin R.; Decker, Lauren E.; Cameron, Claire E.; Curby, Timothy W.; Rimm-Kaufman, Sara E. Published: Springer Science and Business Media LLC, 2014 Published in: Learning Environments Research, 17 (2014) 2, Seite 243-262 Language: English DOI: 10.1007/s10984-013-9146-6 ISSN: 1387-1579; 1573-1855 Keywords: Developmental and Educational Psychology ; Communication ; Education Origination: Footnote: