APA (7th ed.) Citation

Mękicki, R., & Feigl, L. (1910). Ex Collectione Ludvik Feigl.

Chicago Style (17th ed.) Citation

Mękicki, Rudolf, and Ludvík Feigl. Ex Collectione Ludvik Feigl. [S.l.], 1910.

MLA (9th ed.) Citation

Mękicki, Rudolf, and Ludvík Feigl. Ex Collectione Ludvik Feigl. 1910.

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