Grierson, Herbert John Clifford, Sir, 1866-1960
A critical history of English poetry
Chatto and Windus, 1950
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Stepanchev, Stephen
American poetry since 1945 : a critical survey
Harper and Row, 1965
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Kroeber, Karl
Studying poetry : a critical anthology of English and American poems
Harper and Row, 1965
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Ghirshman, R.
IRAN : from the earliest times to the islamic conquest / by R. Ghirshman
Penguin Books, 1954
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Coulton, G.G. (George Gordon)
Medieval panorama; the English scene from conquest to reformation
Macmillan; University Press, 1938
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