APA (7th ed.) Citation

Jähner, H. (1959). Bert Heller (o.A.). Henschelverlag.

Chicago Style (17th ed.) Citation

Jähner, Horst. Bert Heller. o.A. Berlin: Henschelverlag, 1959.

MLA (8th ed.) Citation

Jähner, Horst. Bert Heller. o.A. Henschelverlag, 1959.

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