Problems in providing minerals for an expanding population /
Hubert E. Risser.
Environmental Geology Notes, Volume 5
APA Citation
Risser, H. E. (1965). Problems in providing minerals for an expanding population. Urbana: Illinois State Geological Survey.
MLA Citation
Risser, Hubert E. Problems In Providing Minerals for an Expanding Population. Urbana: Illinois State Geological Survey, 1965.
Warning: These citations may not always be complete (especially for serials).