APA (7th ed.) Citation

Klee, P. (1964). Paul Klee. Spring Books.

Chicago Style (17th ed.) Citation

Klee, Paul. Paul Klee. London: Spring Books, 1964.

MLA (9th ed.) Citation

Klee, Paul. Paul Klee. Spring Books, 1964.

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