1. Proceedings: Summitville forum 95
پدیدآورنده : / edited by Harry Posey, James Pendleton and Dirk Van Zyl
کتابخانه: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)
موضوع : Gold mines and mining- Environmental aspects- Colarado- Summitville- Congresses,Acid mine drainage- Environmental aspects- Colarado- Summitville- Congresses,Water quality- Colarado- Watershed- Congresses
رده :
TD428
.
G64P72
1995
R
