ISI - INTERNATIONAL STATISTICAL INSTITUTE
| Language | Description |
|---|---|
| English | ecologic study |
| French | étude écologique |
| German | ökologische Studie |
| Dutch | ecologisch onderzoek |
| Italian | studio ecologico |
| Spanish | estudio ecológico |
| Catalan | estudi ecolňgic |
| Portuguese | estudo ecológico |
| Romanian | - |
| Danish | řkologiske studier |
| Norwegian | řkologisk studie |
| Swedish | ekologiska studier |
| Greek | οικολογική μελέτη |
| Finnish | ekologinen t. aggregoidulla aineistolla tehtävä tutkimus |
| Hungarian | ökológiai tanulmány |
| Turkish | ekolojik çalışma |
| Estonian | - |
| Lithuanian | - |
| Slovenian | ekoloke raziskave |
| Polish | - |
| Russian | Изучение экологии |
| Ukrainian | - |
| Serbian | еколошко истраживање |
| Icelandic | ecologic rannsókn |
| Euskara | ekologikoa aztertzeko |
| Farsi | - |
| Persian-Farsi | - |
| Arabic | دراسة بيئية |
| Afrikaans | ekologiese studie |
| Chinese | - |
| Korean | 생태학 연구 |
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