Cita APA (7th ed.)

Klee, P. (1969). Paul Klee notebooks. Lund Humphries.

Cita Chicago (17th ed.)

Klee, Paul. Paul Klee Notebooks. London: Lund Humphries, 1969.

Cita MLA (9th ed.)

Klee, Paul. Paul Klee Notebooks. Lund Humphries, 1969.