TY  - BOOK
AU  - Sullivan,Walter
TI  - Black holes: the edge of space, the end of time 
AV  - QB843.B55 S94
U1  - 523 
PY  - 1979///
CY  - Garden City, N.Y.
PB  - Doubleday
KW  - Black holes (Astronomy)
N1  - Includes index; Bibliography: p. 270-293
ER  -