Dale, Jr, Edward E.; Ware, Stewart (अप्रैल–जून 2004). "Distribution of Wetland Tree Species in Relation to a Flooding Gradient and Backwater versus Streamside Location in Arkansas, U.S.A". Journal of the Torrey Botanical Society. 131 (2): 177–186. JSTOR4126919. डीओआइ:10.2307/4126919.सीएस1 रखरखाव: तिथि प्रारूप (link)
C. Dennis Schick, "Mass Media", Encyclopedia of Arkansas, Central Arkansas Library System, अभिगमन तिथि मार्च 24, 2017
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"Forest Inventory and Analysis". United States Forest Service, Southern Research Station. 2010. मूल(XLS) से दिसंबर 1, 2012 को पुरालेखित. अभिगमन तिथि जुलाई 5, 2012.
Dale, Jr, Edward E.; Ware, Stewart (अप्रैल–जून 2004). "Distribution of Wetland Tree Species in Relation to a Flooding Gradient and Backwater versus Streamside Location in Arkansas, U.S.A". Journal of the Torrey Botanical Society. 131 (2): 177–186. JSTOR4126919. डीओआइ:10.2307/4126919.सीएस1 रखरखाव: तिथि प्रारूप (link)
"Forest Inventory and Analysis". United States Forest Service, Southern Research Station. 2010. मूल(XLS) से दिसंबर 1, 2012 को पुरालेखित. अभिगमन तिथि जुलाई 5, 2012.