TY  - BOOK
AU  - O'Meara, Stephen James
TI  - Deep sky companions: the messier objects
SN  - 0-521-63898-4
PY  - 1998///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Astronomy
KW  - Messier Charles
KW  - Nebulae
KW  - Stars
ER  -