APA (7th ed.) Citation

Lill, R., & Wirmer, J. (1984). Josef Wirmer. 20. Juli.

Chicago Style (17th ed.) Citation

Lill, Rudolf, and Josef Wirmer. "Josef Wirmer." 20. Juli 1984.

MLA (8th ed.) Citation

Lill, Rudolf, and Josef Wirmer. "Josef Wirmer." 20. Juli, 1984.

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