APA (7th ed.) Citation

Whitford, F., & Hartley, K. (1981). Käthe Kollwitz 1867-1945: The graphic works. Kettle's Yard.

Chicago Style (17th ed.) Citation

Whitford, Frank, and Keith Hartley. Käthe Kollwitz 1867-1945: The Graphic Works. Cambridge: Kettle's Yard, 1981.

MLA (8th ed.) Citation

Whitford, Frank, and Keith Hartley. Käthe Kollwitz 1867-1945: The Graphic Works. Kettle's Yard, 1981.