APA-viite (7. p.)
Wrede, J. (2010). Trees, shrubs, and vines of the Texas Hill Country: A field guide (2nd ed., rev.). Texas A&M University Press.
Chicago-viite (17. p.)
Wrede, Jan. Trees, Shrubs, and Vines of the Texas Hill Country: A Field Guide. 2nd ed., rev. College Station: Texas A&M University Press, 2010.
MLA-viite (9. p.)
Wrede, Jan. Trees, Shrubs, and Vines of the Texas Hill Country: A Field Guide. 2nd ed., rev. Texas A&M University Press, 2010.
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