APA (7th ed.) Citation

Rulʹ =: Rul. Verlag Rul G.m.b.H.

Chicago Style (17th ed.) Citation

Rulʹ =: Rul. Berlin [Germany]: Verlag Rul G.m.b.H.

MLA (8th ed.) Citation

Rulʹ =: Rul. Verlag Rul G.m.b.H.

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