1.
Biogeochemical Cycles A Computer-Interactive Study of Earth System Science and Global Change
by Chameides, William L., Perd...
ISBN: 9780195092790
List Price: $75.00
2.
Organic Acids in Aquatic Ecosystems, Vol. 48
by Perdue, E. M., Gjessing, E. T.
ISBN: 9780471926313
List Price: $400.00