.245
a	Teacher-made Aids for elementary school mathematics
h	Buku Bacaan Pendukung
.100
a	t.p
.005
a	20170106144828
.260
a	United State of America
b	Natonal council of teachers of mathematics
c	1974
.041
a	Inggris
.084
a	372.702 8 TEA
.336
a	Buku Bacaan Pendukung