Editing Gregorian chant (section)

==Further reading==
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* ''Graduale Triplex'' (1979). Tournai: Desclée & Socii. {{ISBN|2-85274-094-X}}
* ''Graduale Novum'', Libreria Editrice Vaticana 2011 {{ISBN|978-3-940768-15-5}}
* ''Graduale Lagal'' (1984 / 1990) Chris Hakkennes, Stichting Lagal Utrecht {{ISBN|90-800408-2-7}}
* ''[[Graduale simplex]] in usum minorum ecclesiarum'', 2nd edition, Libreria editrice Vaticana, Vatican 1975, {{ISBN|978-88-209-1603-9}} 515 p.
* ''[[Liber usualis]]'' (1953). Tournai: Desclée & Socii.
* [http://www.musicasacra.com/pdf/liberusualis.pdf ''Liber usualis'' (1961)], PDF (115 MB) musicasacra.com; [https://archive.org/details/TheLiberUsualis1961 also here] at [[Internet Archive]]
* {{cite journal|last= Hucke|first= Helmut|title= Toward a New Historical View of Gregorian Chant |journal= [[Journal of the American Musicological Society]]|volume=33|issue=3|pages=437–467|date= Autumn 1980|doi= 10.2307/831302|jstor=831302|ref=none}}
* {{cite book |last=Le Mée |first=Katharine |title=Chant: The Origins, Form, Practice, and Healing Power of Gregorian Chant |publisher=Harmony |year=1994 |isbn=0-517-70037-9 |url=https://archive.org/details/chantoriginsform0000leme|via=[[Internet Archive]]|ref=none}}
* {{cite journal |last=Mahrt |first=William P.|title=Gregorian Chant as a Paradigm of Sacred Music|date=Spring 2006|journal=Sacred Music |volume=133 |issue=1|pages=5–14 |url=https://media.musicasacra.com/publications/sacredmusic/133/1/1_1.html|ref=none}}
* {{cite book |editor-last= Robinson |editor-first=Ray |title= Choral Music |publisher=W. W. Norton|year=1978 |isbn=0-393-09062-0|ref=none}}
* {{cite book |last=Wagner |first=Peter |year=1911 |title=Einführung in die Gregorianischen Melodien. Ein Handbuch der Choralwissenschaft |url=https://archive.org/details/einfhrungindie01wagn|via=[[Internet Archive]]|language=de |location=Leipzig |publisher=Breitkopf & Härtel|ref=none}}
* {{cite magazine|last=Ward|first=Justine Bayard|author-link=Justine Ward|title=The Reform in Church Music|magazine=[[The Atlantic Monthly]]|date=April 1906|volume=97|pages=455–463|ref=none}} [http://www.musicasacra.com/publications/sacredmusic/pdf/ward.pdf Reprint] at MusicaSacra.com website (accessed 20 January 2014).
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