Cita APA (7a ed.)

Stafford, W., Merchant, P., & Wixon, V. (2014). Sound of the Ax: Aphorisms and Poems by William Stafford. Project Muse.

Cita Chicago Style (17a ed.)

Stafford, William, Paul Merchant, y Vincent Wixon. Sound of the Ax: Aphorisms and Poems by William Stafford. Baltimore, Maryland: Project Muse, 2014.

Cita MLA (8a ed.)

Stafford, William, et al. Sound of the Ax: Aphorisms and Poems by William Stafford. Project Muse, 2014.