TY  - BOOK
AU  - Farmer,W.A.
TI  - Systematic instruction in science for the middle and hihg school years
SN  - 0201024357
AV  - LB 1647  .F3 
PY  - 0000/// Addison-Wesley
CY  - Reading
PB  -  Massachusetts
KW  - Science-Study And Teaching-Kenya-Koibatek District
ER  -