Longstreet, S. The drawings of Kaethe Kollwitz.
Cita Chicago (17th ed.)Longstreet, Stephen. The Drawings of Kaethe Kollwitz.
Cita MLA (8th ed.)Longstreet, Stephen. The Drawings of Kaethe Kollwitz.
Atenció: Aquestes cites poden no estar 100% correctes.