APA-čujuhus (7. p.)
Houston, S., & Roberts, M. T. (1999). 1848-1852. University of North Texas Press.
Chicago-čujuhus (17. p.)
Houston, Sam, juo Madge Thornall Roberts. 1848-1852. Denton, TX: University of North Texas Press, 1999.
MLA-čujuhus (9. p.)
Houston, Sam, juo Madge Thornall Roberts. 1848-1852. University of North Texas Press, 1999.
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