APA-čujuhus (7. p.)
Wixon, V., & Merchant, P. (2014). Sound of the ax: Aphorisms and poems by William Stafford. University of Pittsburgh Press.
Chicago-čujuhus (17. p.)
Wixon, Vincent, juo Paul Merchant. Sound of the Ax: Aphorisms and Poems by William Stafford. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2014.
MLA-čujuhus (9. p.)
Wixon, Vincent, juo Paul Merchant. Sound of the Ax: Aphorisms and Poems by William Stafford. University of Pittsburgh Press, 2014.
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