Ernst Barlach ; Käthe Kollwitz (exhibition London, Marlborough Fine Art, November - December 1967).

MLA

Fischer, Wolfgang. Ernst Barlach ; Käthe Kollwitz (exhibition London, Marlborough Fine Art, November - December 1967). Londen: Marlborough Fine Art Ltd., 1967.

APA

Fischer, W. (1967). Ernst Barlach ; Käthe Kollwitz (exhibition London, Marlborough Fine Art, November - December 1967). Londen: Marlborough Fine Art Ltd.

Chicago

Fischer, Wolfgang Ernst Barlach ; Käthe Kollwitz (exhibition London, Marlborough Fine Art, November - December 1967). Londen: Marlborough Fine Art Ltd., 1967.