APA-čujuhus (7. p.)
Thomas, E. A. (2012). Coal in our veins: A personal journey. Utah State University Press.
Chicago-čujuhus (17. p.)
Thomas, Erin Ann. Coal in Our Veins: A Personal Journey. Logan, Utah: Utah State University Press, 2012.
MLA-čujuhus (9. p.)
Thomas, Erin Ann. Coal in Our Veins: A Personal Journey. Utah State University Press, 2012.
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