TY  - BOOK
AU  - Zhelezov ., .Georg,
TI  - Sustainable devlopment in mountain regions  : : southeastern europe / 
SN  - 9789400701311(Hb)
U1  - 338.949 
PY  - 2011///
CY  - Germany
PB  - Springer Verlag Berlin Heidelbeng
ER  -