APA (7th ed.) Citation

Grohmann, W. (1940). Paul Klee. Harry N. Abrams.

Chicago Style (17th ed.) Citation

Grohmann, Will. Paul Klee. Nueva York: Harry N. Abrams, 1940.

MLA (9th ed.) Citation

Grohmann, Will. Paul Klee. Harry N. Abrams, 1940.

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