TY  - BOOK
AU  - Hackworth, Robert D
AU  - 
TI  - Mathematical systems: Finite and Infinite
U1  - 510 
PY  - 1969///
CY  - New York
PB  - Holt
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
KW  - Mathematical sciences
KW  - Pure mathematics
KW  - Fundamentals of mathematics
KW  - Arithmetic & algebra
ER  -