TY  - BOOK
AU  - Nievergelt,  .
TI  - Ibexes in an African Environment: Ecology and Social System ofd the Walia Ibex in the Simen Mountains, Ethiopia / 
SN  - 0-387-10592-1
U1  - G:55.6 
PY  - 1983///
CY  - New York : 
PB  - Springer-Verlag , 
KW  - Life Science <African Environment>
ER  -