APA Citation

(1970). Opern-arien: Sopran. [Frankfurt]: C.F. Peters.

Chicago Style Citation

Opern-arien: Sopran. [Frankfurt]: C.F. Peters, 1970.

MLA Citation

Opern-arien: Sopran. [Frankfurt]: C.F. Peters, 1970.

Warning: These citations may not always be 100% accurate.