TY  - BOOK
TI  - Grades 6-8 Word Problems
SN  - 978-1-941082-72-0
U1  - 510 G726 2019 
PY  - 2019///
CY  - U.S.A
PB  - Kumon Publishing North America, Inc.
KW  - problems and exercises
KW  - word problems (mathematics) sturdy and teaching
ER  -