TY  - BOOK
AU  - Tipps,Steve
AU  - Johnson,Art  
AU  - Kennedy,Leonard M.
TI  - Guiding children's learning of mathematics
SN  - 9780538738507
AV  - QA107.2.T5 2011 
PY  - 2011///
CY  - Australia
PB  - Wadsworth Cengage Learning
N1  - Includes bibliographical references and index
ER  -