Cita APA (7a ed.)

Hass, R. (2007). Time and materials: Poems, 1997-2005. Ecco.

Cita Chicago Style (17a ed.)

Hass, Robert. Time and Materials: Poems, 1997-2005. New York: Ecco, 2007.

Cita MLA (8a ed.)

Hass, Robert. Time and Materials: Poems, 1997-2005. Ecco, 2007.

Precaución: Estas citas no son 100% exactas.