APA (7th ed.) Citation

Keip KG (Frankfurt, Main). Antiquariats-Angebot. Keip.

Chicago Style (17th ed.) Citation

Keip KG (Frankfurt, Main). Antiquariats-Angebot. Frankfurt/Main: Keip.

MLA (9th ed.) Citation

Keip KG (Frankfurt, Main). Antiquariats-Angebot. Keip.

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