TY  - BOOK
TI  - The Birds of the Sakar Mountain
SN  - 9789549232219
U1  - ÖDA 598.09499 
PY  - 2005///
CY  - Haskovo
PB  - "Astrea" Tourist Agency
KW  - Birds -- Bulgaria
KW  - Bird refuges -- Bulgaria -- Guidebooks
KW  - Birds -- Bulgaria -- Geographical distribution
KW  - Birds -- Bulgaria -- Identification
KW  - Key Biodiversity Areas -- Bulgaria
KW  - Biogeography -- Bulgaria
ER  -