APA (7th ed.) Citation

Klee, P., Spiller, J., & Norden, H. (1973). Paul Klee - notebooks / edited by Jürg Spiller. Lund Humphries.

Chicago Style (17th ed.) Citation

Klee, Paul, Jürg Spiller, and Heinz Norden. Paul Klee - Notebooks / Edited by Jürg Spiller. London: Lund Humphries, 1973.

MLA (9th ed.) Citation

Klee, Paul, et al. Paul Klee - Notebooks / Edited by Jürg Spiller. Lund Humphries, 1973.

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