TY  - BOOK
AU  - Rucker, Walter E.
TI  - Heath mathematics: level 4 
SN  - 0669102709  
AV  - QA 107 .R835h 1987
U1  - GS 511  
PY  - 1987///
CY  -  Lexington, Mass.
PB  - Heath
KW  - Mathematics.
N1  - Includes index.
ER  -