TY  - BOOK
AU  - Buscombe, William, comp.  
ED  - Buscombe, William, comp.
TI  - MK spectral classifications: ninth general catalogue including UBV photometry Epoch 2000
SN  - 0-939160-07-2
PY  - 1991///
CY  - Evanston
PB  - North-Western University
KW  - Astronomy and Astrophysics Thesaurus
KW  - Spectral catalogs
KW  - Spectral classification
ER  -