Keller, D. J. (1959). Fundamentals of Gregorian chant: A basis for class notes and study (5th rev. ed.). Liturgical Press.
Chicago Style (17th ed.) CitationKeller, Dominic J. Fundamentals of Gregorian Chant: A Basis for Class Notes and Study. 5th rev. ed. Collegeville, Minn.: Liturgical Press, 1959.
MLA引文Keller, Dominic J. Fundamentals of Gregorian Chant: A Basis for Class Notes and Study. 5th rev. ed. Liturgical Press, 1959.
警告:这些引文格式不一定是100%准确.