TY  - BOOK
AU  -  Hubbard, 	Ruth.
TI  - 53 interesting ways to teach mathematics
SN  -  	0947885609
AV  - QA11 HUB 1990
PY  - 1990///
CY  - Bristol : 
PB  - Technical and Educational Services, 1991, 
KW  -  	      Mathematics
KW  - Educational institutions
ER  -