Tekiela, S. (2023). Bears of North America (Second edition.). Adventure Publications, an imprint of AdventureKeen.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTekiela, Stan. Bears of North America. Second edition. Minnesota: Adventure Publications, an imprint of AdventureKeen, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTekiela, Stan. Bears of North America. Second edition. Adventure Publications, an imprint of AdventureKeen, 2023.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.