APA (7th ed.) Citation

Rethel, A. (1921). Alfred Rethels Zeichnungen. Grethlein.

Chicago Style (17th ed.) Citation

Rethel, Alfred. Alfred Rethels Zeichnungen. Leipzig [u.a.]: Grethlein, 1921.

MLA (9th ed.) Citation

Rethel, Alfred. Alfred Rethels Zeichnungen. Grethlein, 1921.

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