MLA

Larsen, Jens Peter, and Alfred Mann. Handel's Messiah: Origins, Composition, Sources. 2nd ed. New York, NY: Norton, 1989.

APA

Larsen, J. Peter, & Mann, A. (1989). Handel's Messiah: Origins, Composition, Sources. 2nd ed. New York, NY: Norton.

Chicago

Larsen, Jens Peter, and Alfred Mann. Handel's Messiah: Origins, Composition, Sources. 2nd ed. New York, NY: Norton, 1989.