APA (7th ed.) Citation

Osram-Konzern (Berlin). Osram-Lichtheft.

Chicago Style (17th ed.) Citation

Osram-Konzern (Berlin). Osram-Lichtheft. [Berlin].

MLA (9th ed.) Citation

Osram-Konzern (Berlin). Osram-Lichtheft.

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