Litton, E., & Jackson, S. (2023). Hiking hot springs in the Pacific Northwest: A guide to the area's best backcountry hot springs (6th edition.). FalconGuides.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Litton, Evie, و Sally Jackson. Hiking Hot Springs in the Pacific Northwest: A Guide to the Area's Best Backcountry Hot Springs. 6th edition. Guilford, Conn.: FalconGuides, 2023.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Litton, Evie, و Sally Jackson. Hiking Hot Springs in the Pacific Northwest: A Guide to the Area's Best Backcountry Hot Springs. 6th edition. FalconGuides, 2023.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.