ホリデイ・シンフォニー
pp. 23. ISBN 0-691-01164-8
↑ Ives. Memos. pp. 96–97. ISBN 0-393-30756-5
1 2 Burkholder. Charles Ives and His World. pp. 23. ISBN 0-691-01164-8
↑ Swafford. Charles Ives: A Life with Music. pp. 230. ISBN 0-393-03893-9
↑ Cowell. Charles Ives and His Music. pp. 110. ISBN 0-306-76125-4
1 2 3 Swafford. Charles Ives: A Life with Music. pp. 252. ISBN 0-393-03893-9
↑ Swafford. Charles Ives: A Life with Music. pp. 251. ISBN 0-393-03893-9
↑ 1. Ives. Memos. pp. 130. ISBN 0-393-30756-5
↑ Cowell (1955). Charles Ives and His Music. pp. 34. ISBN 0-306-76125-4
↑ Swafford. Charles Ives: A Life with Music. pp. 168. ISBN 0-393-03893-9