APA (7th ed.) Citation

Heyde, W. G., & Rusch, H. (1964). Leipzig (o.A.). F. A. Brockhaus.

Chicago Style (17th ed.) Citation

Heyde, W. Gerhard, and Heinz Rusch. Leipzig. o.A. Leipzig: F. A. Brockhaus, 1964.

MLA (8th ed.) Citation

Heyde, W. Gerhard, and Heinz Rusch. Leipzig. o.A. F. A. Brockhaus, 1964.

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