APA-čujuhus (7. p.)
Gustafson, M. (2015). A naturalist's guide to the Texas Hill Country (First edition.). Texas A&M University Press.
Chicago-čujuhus (17. p.)
Gustafson, Mark. A Naturalist's Guide to the Texas Hill Country. First edition. College Station, Texas: Texas A&M University Press, 2015.
MLA-čujuhus (9. p.)
Gustafson, Mark. A Naturalist's Guide to the Texas Hill Country. First edition. Texas A&M University Press, 2015.
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