APA-čujuhus (7. p.)
Erickson, J. R. (2004). The modern cowboy (2nd ed.). University of North Texas Press.
Chicago-čujuhus (17. p.)
Erickson, John R. The Modern Cowboy. 2nd ed. Denton, Tex.: University of North Texas Press, 2004.
MLA-čujuhus (9. p.)
Erickson, John R. The Modern Cowboy. 2nd ed. University of North Texas Press, 2004.
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