Spanish artists:
Gris, Picasso, Miró, Chillida,Tàpies,
(Exposition,) May-July 1969. Catalogue.

APA Citation

Galerie Beyeler. (1969). Spanish artists: Gris, Picasso, Miró, Chillida,Tàpies. Basel: Galerie Beyeler.

MLA Citation

Galerie Beyeler. Spanish Artists: Gris, Picasso, Miró, Chillida,Tàpies. Basel: Galerie Beyeler, 1969.

Warning: These citations may not always be complete (especially for serials).