Schwitters : : exhibition London, Marlborough Fine Art Limited, march - april 1963.

MLA

Schwitters : Exhibition London, Marlborough Fine Art Limited, March - April 1963. London: Marlborough Fine Art Ltd., 1963.

APA

(1963). Schwitters : exhibition London, Marlborough Fine Art Limited, march - april 1963. London: Marlborough Fine Art Ltd.

Chicago

Schwitters: Exhibition London, Marlborough Fine Art Limited, March - April 1963. London: Marlborough Fine Art Ltd., 1963.