TY  - BOOK
AU  - 
TI  - Birds in quarries and gravel pits : : flying gemstones and swift hunters 
SN  - 9783981505047
U1  - KUŞ 598 BI 2013 
PY  - 2013///
CY  - [Heidelberg]
PB  - HeidelbergCement
KW  - Birds -- Quarries
KW  - Gravel pits
ER  -