APA (7th ed.) Citation

Klee, P., Bellamy, S., & Schmalenbach, W. (1969). Paul Klee. Crown Publishers.

Chicago Style (17th ed.) Citation

Klee, Paul, Susan Bellamy, and Werner Schmalenbach. Paul Klee. New York: Crown Publishers, 1969.

MLA (9th ed.) Citation

Klee, Paul, et al. Paul Klee. Crown Publishers, 1969.

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