Cita APA (7a ed.)

Helm, E. E. (1989). Thematic catalogue of the works of Carl Philipp Emanuel Bach. Yale University Press.

Cita Chicago Style (17a ed.)

Helm, E. Eugene. Thematic Catalogue of the Works of Carl Philipp Emanuel Bach. New Haven: Yale University Press, 1989.

Cita MLA (8a ed.)

Helm, E. Eugene. Thematic Catalogue of the Works of Carl Philipp Emanuel Bach. Yale University Press, 1989.