APA (7th ed.) Citation

Hirsch, H. (1973). August Bebel: Pionier unserer Zeit.

Chicago Style (17th ed.) Citation

Hirsch, Helmut. August Bebel: Pionier Unserer Zeit. Köln, 1973.

MLA (9th ed.) Citation

Hirsch, Helmut. August Bebel: Pionier Unserer Zeit. 1973.

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