1 Meihuizen, Nicholas, "Yeats and the Drama of Sacred Space" Rodopi B.V. 1998
2 Webster, Brenda S, "Yeats : A Psychoanalytic Study" Stanford UP 1973
3 Bloom, Harold, "Yeats" Oxford UP 1970
4 Keane, Patrick, "William Butler Yeats" McGraw-Hill Inc 1973
5 Spencer, Theodore, "W. B. Yeats: The Critical Heritage" Routhledge & Kegan Paul 1977
6 Yeats, W. B., "Uncollected Prose of W. B. Yeat" Columbia UP 1970
7 McGann, Jerome J., "The Romantic Ideology: A Critical Investigation" U of Chicago 1963
8 Ellmann, Richard, "The Norton Anthology of Modern Poetry" W. W. Norton & Company 1973
9 Regueiro, Helen, "The Limits of Imagination: Wordsworth, Yeats, and Stevens" Cornell UP 1976
10 Paley, Morton, "The Continuing City" Clarendon P 1983
1 Meihuizen, Nicholas, "Yeats and the Drama of Sacred Space" Rodopi B.V. 1998
2 Webster, Brenda S, "Yeats : A Psychoanalytic Study" Stanford UP 1973
3 Bloom, Harold, "Yeats" Oxford UP 1970
4 Keane, Patrick, "William Butler Yeats" McGraw-Hill Inc 1973
5 Spencer, Theodore, "W. B. Yeats: The Critical Heritage" Routhledge & Kegan Paul 1977
6 Yeats, W. B., "Uncollected Prose of W. B. Yeat" Columbia UP 1970
7 McGann, Jerome J., "The Romantic Ideology: A Critical Investigation" U of Chicago 1963
8 Ellmann, Richard, "The Norton Anthology of Modern Poetry" W. W. Norton & Company 1973
9 Regueiro, Helen, "The Limits of Imagination: Wordsworth, Yeats, and Stevens" Cornell UP 1976
10 Paley, Morton, "The Continuing City" Clarendon P 1983
11 Blake, William, "The Complete Poetry and Prose of William Blake" U of California P 1982
12 Bloom, Harold, "The Anxiety of Influence: The Theory of Poetry" Oxford UP 1973
13 Rosenthal, M. L, "Selected Poems and Two Plays of W. B. Yeats" Macmillan 1962
14 "Notable Quotes"
15 Frye, Northrop, "Myth & Symbols: Critical Approaches and Applications" U of Nebraska P 3-21, 1968
16 Wittreich, Jeseph Anthony, "Milton and the Line of Vision" UP of Wisconsin 97-143, 1975
17 Yeats, W. B., "Ideas of Good and Evil: The Selected Essays of W. B. Yeats" Macmillan 1959
18 Yeats, W. B., "Essays and Introductions" Palgrave Macmillan 1961
19 Marvel, Laura, "Blake and Yeats: Visions of Apocalypse" 12 (12): 95-105, 1986
20 Yeats, W. B., "Autobiographies" Macmillan 1959
21 Damon, S. Foster, "A Blake Dictionary: The Ideas and Symbols of William Blake" E. P. Dutton 1971