Hopkins, G. M., Gardner, W. H., & MacKenzie, N. H. (1980). The poems of Gerard Manley Hopkins (4th ed.). Oxford University Press.

Hopkins, Gerard Manley, W. H. Gardner, and Norman H. MacKenzie. The Poems of Gerard Manley Hopkins. 4th ed. London ; New York: Oxford University Press, 1980.

Hopkins, Gerard Manley, et al. The Poems of Gerard Manley Hopkins. 4th ed. Oxford University Press, 1980.