APA (7th ed.) Citation

Schmalenbach, W., Saito, I., Terakado, R., & Haito, M. Paul Klee: Retrospective.

Chicago Style (17th ed.) Citation

Schmalenbach, Werner, Ikuo Saito, Rintaro Terakado, and Masahiko Haito. Paul Klee: Retrospective.

MLA (9th ed.) Citation

Schmalenbach, Werner, et al. Paul Klee: Retrospective.