APA (7th ed.) Citation

(1991). Horst Janssen: [22 May - 9 June, 1991, Odakyu Grand Gallery, Tokyo ... November - December, 1991, Munch Museum, Oslo, Norway]. St. Gertrude [u.a.].

Chicago Style (17th ed.) Citation

Horst Janssen: [22 May - 9 June, 1991, Odakyu Grand Gallery, Tokyo ... November - December, 1991, Munch Museum, Oslo, Norway]. [Hamburg]: St. Gertrude [u.a.], 1991.

MLA (9th ed.) Citation

Horst Janssen: [22 May - 9 June, 1991, Odakyu Grand Gallery, Tokyo ... November - December, 1991, Munch Museum, Oslo, Norway]. St. Gertrude [u.a.], 1991.