Beckmann : : Carnival.

MLA

Twohig, Sarah O'Brien. Beckmann : Carnival. London: Tate Gallery (Londen), 1984.

APA

Twohig, S. O'Brien. (1984). Beckmann : Carnival. London: Tate Gallery (Londen).

Chicago

Twohig, Sarah O'Brien Beckmann: Carnival. London: Tate Gallery (Londen), 1984.