| Atti Accademia Entomologia per approfondimenti su argomenti trattati nel corso Provider: university of bologna digital library Language: Italian |
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| Nas narava lahko zapusti ali kaj so ekoremediacije? Provider: videolectures.net Language: Slovene |
| Biology: OpenStax Provider: ecampusontario open library Language: English |
| University Physics Volume 1: OpenStax Provider: ecampusontario open library Language: English |
| Composition and Literature: A Handbook and Anthology Provider: ecampusontario open library Language: English |
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| Environmental Biology Provider: ecampusontario open library Language: English |