TY  - BOOK
AU  - Asimov Isaac
TI  - El cometa Halley
SN  - 8401803209
AV  - QB723.H2 A83 1985
U1  - 523.6/4 19
PY  - 1986///
CY  - Barcelona
PB  - Plaza & Janes Editores
KW  - Halley's comet
KW  - Local
N1  - Translation of : Asimov's Guide to Halley's comet; Includes index
ER  -