bei uns, Herr Jesu Christ" in Vol. 6 and "Kommst du nun, Jesu, vom Himmel herunter", "Meine Seele erhebt den Herren", "Wachet auf, ruft uns die Stimme", "Wer nur den lieben Gott läßt walten", "Wo soll ich fliehen hin (oder: Auf meinen lieben Gott)" in Vol. 7 of Johann Sebastian Bach's Compositionen für die Orgel: Kritisch-korrecte Ausgabe. Leipzig: C. F. Peters. Löhlein, Heinz-Harald (1983: Score / 1987: Critical Commentary). "Sechs Choräle von verschiedener Art (Schübler-Choräle)", pp. 86–103 (Score) and pp. 127-172 (Critical Commentary) in Vol. 1: Orgelbüchlein – Six Chorales of Different Kinds (Schübler Chorales) – Chorale Partitas of Series IV: Organ Works of the New Bach Edition. Bärenreiter Nies-Berger, Édouard; Schweitzer, Albert (1967). Johann Sebastian Bach: Schübler chorales - Eighteen chorales - Chorale variations, Vol. VIII of Complete Organ Works: a critico-practical edition in eight volumes. New York: G. Schirmer. Rust, Wilhelm (1878). "Vorwort" (pp. V–IX, XV–XIX) and "II. Sechs Choräle von verschiedener Art", pp. 61–76 in Joh. Seb. Bach's Orgelwerke: Zweiter Band, Vol. 25.2 of the Bach-Gesellschaft Ausgabe. Leipzig: Breitkopf & Härtel. Schweitzer, Albert (1935). J. S. Bach – Vol. 1 London: A. & C. Black, pp. 282, 294. Schweitzer, Albert (1995). Die Orgelwerke Johann Sebastian Bachs: Vorworte zu den "Sämtlichen Orgelwerken". Georg Olms Verlag. , pp. 99–102 Spitta, Philipp, translated by Clara Bell and (1899). Johann Sebastian Bach: His Work and Influence on the Music of Germany, 1685–1750. Novello & Co. Vol. 3: p. 219 and endnote No. 9 p. 294 Stauffer, George B. (2016). "Noch ein „Handexemplar“: Der Fall der Schübler-Choräle", pp. 177–192 in Bach-Jahrbuch 2015 in Bach-Jahrbuch, edited by Peter Wollny. Leipzig: Evangelische Verlagsanstalt. Stinson, Russell (2012). J. S. Bach at His Royal Instrument: Essays on His Organ Works. OUP USA. , p. 14. Terry, Charles Sanford (1921). Bach's Chorals – Part III: The Hymns and Hymn Melodies of the Organ Works. Cambridge University Press, pp. 70–74, 314–316, 341–345, 324–327, 260–261, 83–85, 246–248 Williams, Peter (1985). "645–650 Schübler Chorales", pp. 103–123 in The Organ Music of J. S. Bach: II BWV 599–771, etc.. Cambridge: Cambridge University Press. . Williams, Peter (2003). "Schübler Chorales BWV 645–650", pp. 317–335 in The Organ Music of J. S. Bach. Cambridge: Cambridge University Press. . External links Audio files of BWV 645, BWV 646, BWV 647, BWV 648, BWV 649 and BWV 650 performed by James Kibbie on the 1724–30 Trost organ in the Stadtkirche, Waltershausen, Germany Chorale preludes by