Spender, S., & Hall, D. (1970). The concise encyclopedia of English and American poets and poetry (2nd ed. (revised in new format).). Hutchinson.
Chicago-tyylinen lähdeviittausSpender, Stephen, ja Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). London: Hutchinson, 1970.
MLA-viiteSpender, Stephen, ja Donald Hall. The Concise Encyclopedia of English and American Poets and Poetry. 2nd ed. (revised in new format). Hutchinson, 1970.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.