Rewald, S., & Klee, P. (1989). Paul Klee: Die Sammlung Berggruen in Metropolitan Museum of Art. Hatje : The Metropolitan Museum of Art.
Cita Chicago Style (17a ed.)Rewald, Sabine, e Paul Klee. Paul Klee: Die Sammlung Berggruen in Metropolitan Museum of Art. Stuttgart: Hatje : The Metropolitan Museum of Art, 1989.
Cita MLA (8a ed.)Rewald, Sabine, e Paul Klee. Paul Klee: Die Sammlung Berggruen in Metropolitan Museum of Art. Hatje : The Metropolitan Museum of Art, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.