TY  - BOOK
AU  - Laffer,Walter B.
TI  - Mathematics for general education 
U1  - 510 LAF 
PY  - 1968///]
CY  - Belmont, Calif.,: 
PB  - Dickenson Pub. Co., 
KW  - Mathematics
N1  -  Bibliography: p. 176
ER  -