| | University of Maryland |
| | College Park, MD 20742, USA |
| http://www.umd.edu/ | | emailum@umd.edu |
| woda i naturalne zasoby wodne |
| 2003 | | St. Mary’s River Project: Preserving Maryland’s Legacy | abs | | 96 | | str | 1,7 | mb |
| toksykologia |
| 2002 | | Applied Toxicology - The Study of Poisons | abs | | 53 | | str | 2,0 | mb |
| ryby - zasoby rybackie i ekologia organizmów wodnych |
| 2002 | | FISH COMMUNITY STRUCTURE AND THE SPATIAL AND TEMPORAL | abs | | 378 | | str | 3,5 | mb |
| | VARIABILITY IN RECRUITMENT AND BIOMASS PRODUCTION IN |
| | CHESAPEAKE BAY |
| technologia i postęp techniczny w ochronie środowiska |
| 2005 | | ENGINEERING CONSENT: PEENEMUENDE, NATIONAL SOCIALISM, | abs | | 451 | | str | 4,4 | mb |
| | AND THE V-2 MISSILE, 1924-1945 |
| 2003 | | TRANSITION OF LOW-VOLUME COMPLEX ELECTRONIC SYSTEM | abs | | 80 | | str | 0,5 | mb |
| | INDUSTRIES TO LEAD-FREE ELECTRONICS |