TY  - BOOK
AU  - Donald W. Hight
AU  - Pettofrezzo, Anthony J.
TI  - Number Systems Structure and Properties
U1  - 512.7 
PY  - 1969///
CY  - Glenview
PB  - Scott, Foresman and Company
KW  - Mathematics
KW  - Algebra,  Number Theory
ER  -