| Concepts of Biology: OpenStax Provider: ecampusontario open library Language: English |
| Biology: OpenStax Provider: ecampusontario open library Language: English |
| Microbiology: OpenStax Provider: ecampusontario open library Language: English |
| College Physics: OpenStax Provider: ecampusontario open library Language: English |
| D. lgs. n. 152/2006 (Codice dell'ambiente) Provider: university of bologna digital library Language: Italian |
| Environmental Science Provider: ecampusontario open library Language: English |
| Microbiology: Canadian Edition Provider: ecampusontario open library Language: English |
| Chemistry: Atoms First - OpenStax Provider: ecampusontario open library Language: English |
| Chemistry: OpenStax Provider: ecampusontario open library Language: English |
| Practical Meteorology: An Algebra-based Survey of Atmospheric Science Provider: ecampusontario open library Language: English |