Citazione APA

Spender, S., & Hall, D. (1970). The concise encyclopedia of English and American poets and poetry (2nd ed. (revised in new format).). Hutchinson.

Stile di citazione Chicago

Spender, Stephen, e Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). London: Hutchinson, 1970.

Citazione MLA

Spender, Stephen, e Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). Hutchinson, 1970.