TY  - BOOK
AU  - Witten,Louis
TI  - Gravitation: an introduction to current research
AV  - QC178 .W5
U1  - 530.1 
PY  - 1962///]
CY  - New York
PB  - Wiley
KW  - Gravitation
KW  - Unified field theories
KW  - Quantum field theory
N1  - Includes bibliography
ER  -