%0 Book %1 hughes1986can %A Hughes, M. %C Oxford %D 1986 %I Basil Blackwell %K children difficulties mathematics number %T Children and Number Difficulties in Learning Mathematics %U http://books.google.com/books?hl=no&lr=&id=jEMPmGS-ROwC&oi=fnd&pg=RA1-PP8&dq=altitittel:+children+number&ots=2Aype-bXde&sig=45Huw_6-osD9-D5mbqwR5b6V4xA

@book{hughes1986can, added-at = {2007-05-16T08:51:48.000+0200}, address = {Oxford}, author = {Hughes, M.}, biburl = {https://www.bibsonomy.org/bibtex/28d7ccdf7dc8db3cd6cd50caf68d29033/rmosvold}, interhash = {7e24aad9129c90dbe109ce9766e8a006}, intrahash = {8d7ccdf7dc8db3cd6cd50caf68d29033}, keywords = {children difficulties mathematics number}, publisher = {Basil Blackwell}, timestamp = {2007-05-16T08:51:48.000+0200}, title = {Children and Number Difficulties in Learning Mathematics}, url = {http://books.google.com/books?hl=no&lr=&id=jEMPmGS-ROwC&oi=fnd&pg=RA1-PP8&dq=altitittel:+children+number&ots=2Aype-bXde&sig=45Huw_6-osD9-D5mbqwR5b6V4xA}, year = 1986 }