Roberts, G. (1987). Gerard Manley Hopkins: The critical heritage. Routledge.
Tohutoru Kātū Chicago (17th ed.)Roberts, Gerald. Gerard Manley Hopkins: The Critical Heritage. London: Routledge, 1987.
Tohutoro MLA (9th ed.)Roberts, Gerald. Gerard Manley Hopkins: The Critical Heritage. Routledge, 1987.
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