TY  - JOUR
T1  - Task levels and information sources in mathematical problem posing by pre-service secondary school teachers
JF  - Saint Mary's University Research Journal
A1  - Rivera, Rowena A.
YR  - 2006
UL  - https://tuklas.up.edu.ph/Record/IPP-00000420591
KW  - Mathematics
KW  - Mathematics teachers
KW  - Problem solving
ER  -