TY  - BOOK
AU  - Frege, Gottlob,
TI  - The foundations of arithmetic: a logico-mathematical enquiry into the concept of number 
U1  - 510.1 
PY  - 1950///
CY  - Oxford
PB  - Blackwell
KW  - Number concept
KW  - Arithmetic
KW  - Foundations
N1  - German and English
ER  -