Não informado. (2018). Report on Scientific Activities. Polish Academy of Sciences, Institute of Ecology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Report on Scientific Activities. Warsaw: Polish Academy of Sciences, Institute of Ecology, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Report on Scientific Activities. Polish Academy of Sciences, Institute of Ecology, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.