APA (7th ed.) Citation

Graupner, C., & Frey, M. (1929). Der Kreis um Telemann. C. F. Peters.

Chicago Style (17th ed.) Citation

Graupner, Christoph, and Martin Frey. Der Kreis Um Telemann. Leipzig: C. F. Peters, 1929.

MLA (8th ed.) Citation

Graupner, Christoph, and Martin Frey. Der Kreis Um Telemann. C. F. Peters, 1929.