000
00261nam a22001097a 4500
005
20161206171703.0
008
161206b xxu||||| |||| 00| 0 eng d
040
_c
OC
245
_a
Research in Mathematics Education
300
_a
volumes;
_b
15 cm.
942
_2
lcc
_c
CR
999
_c
6262
_d
6262