APA-čujuhus (7. p.)
Horton, D. M., & Nielsen, G. R. (2005). Walking George: The life of George John Beto and the rise of the modern Texas prison system. University of North Texas Press.
Chicago-čujuhus (17. p.)
Horton, David M., juo George R. Nielsen. Walking George: The Life of George John Beto and the Rise of the Modern Texas Prison System. Denton, Texas: University of North Texas Press, 2005.
MLA-čujuhus (9. p.)
Horton, David M., juo George R. Nielsen. Walking George: The Life of George John Beto and the Rise of the Modern Texas Prison System. University of North Texas Press, 2005.
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