Lua APA (7ú heag.)
Wixon, V., & Merchant, P. (2014). Sound of the ax: Aphorisms and poems by William Stafford. University of Pittsburgh Press.
Lua i Stíl Chicago (17ú heag.)
Wixon, Vincent, agus Paul Merchant. Sound of the Ax: Aphorisms and Poems by William Stafford. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2014.
Lua MLA (9ú heag.)
Wixon, Vincent, agus Paul Merchant. Sound of the Ax: Aphorisms and Poems by William Stafford. University of Pittsburgh Press, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.