TY  - BOOK
AU  - School mathematics Project in association with the NationalExtension College
AU  - BONSALL, Judy ... [et al.].
TI  - Individualised Mathematics. Algebra 1: Language and structure 
SN  - 0521233682
U1  - 512  
PY  - 1981///
CY  - New York
PB  - Cambriage University Press , 
KW  - Algebra
KW  - Mathematics
ER  -