TY  - BOOK
AU  - Hawking,S.W.
TI  - A brief history of time: from the big bang to black holes 
SN  - 0593015185
PY  - 1988///
CY  - London
PB  - Bantam
KW  - Space and time
KW  - Cosmology
KW  - Expanding universe
ER  -