TY  - BOOK
AU  - Donald E.Osterbrock
AU  - Osterbrock,Donald E.
TI  - Astrophysics of Gaseus Nebulae
SN  - 07166703483
U1  - B1503O88f1561 
PY  - 1074///
CY  - San Francisco
PB  - W.H.Freeman andCompany
KW  - Astrophysics
KW  - Gaseus Nebulae
ER  -