APA (7th ed.) Citation

Ulrich, K. (1970). Josef Hegenbarth (o.A.). Union.

Chicago Style (17th ed.) Citation

Ulrich, Karlheinz. Josef Hegenbarth. o.A. Berlin: Union, 1970.

MLA (8th ed.) Citation

Ulrich, Karlheinz. Josef Hegenbarth. o.A. Union, 1970.

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