Henderson, B., & Urness, Z. (2018). Best hikes with kids: Oregon (2nd edition.). Mountaineers Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHenderson, Bonnie, और Zach Urness. Best Hikes with Kids: Oregon. 2nd edition. Seattle, WA: Mountaineers Books, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHenderson, Bonnie, और Zach Urness. Best Hikes with Kids: Oregon. 2nd edition. Mountaineers Books, 2018.
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