TY  - BOOK
AU  - Asimov, Isaac
TI  - How we found out about black holes
T2  - How we found out about series
SN  - 0582391601
AV  - QB843.B55 ASI 
PY  - 1982///,
PB  - Longman
KW  - Black holes
N1  - Includes index
ER  -