APA (7th ed.) Citation

Schmidt, H. J. (1950). Heinrich Nauen 1880 - 1940.

Chicago Style (17th ed.) Citation

Schmidt, Heinrich Jakob. Heinrich Nauen 1880 - 1940. 1950.

MLA (9th ed.) Citation

Schmidt, Heinrich Jakob. Heinrich Nauen 1880 - 1940. 1950.

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