TY  - BOOK
AU  - Asimov,Isaac
TI  - Foundation and empire
T2  - The Foundation series
SN  - 0345336283
PY  - 1983///, c1952
CY  - New York
PB  - Ballantine Books
KW  - Science fiction
N1  - A Del Rey Book; Eleventh printing: 1986
ER  -