Spender, S., & Hall, D. (1970). The concise encyclopedia of English and American poets and poetry (2nd ed. (revised in new format).). Hutchinson.
Citação norma ChicagoSpender, Stephen, e Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). London: Hutchinson, 1970.
Citação norma MLASpender, Stephen, e Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). Hutchinson, 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.