TY  - BOOK
AU  - Whitehead,Alfred North
AU  - Russell,Bertrand
TI  - Principia mathematica
PY  - 1950///-
CY  - Cambridge [Eng.]
PB  - The University Press
KW  - Mathematics
KW  - Local
KW  - Logic, Symbolic and mathematical
KW  - Philosophy
N1  - "Second edition 1925-1927. Reprinted 1950."
ER  -