Recent acquisitions : : Leonard & David Koetser Gallery (exposition Genève, Leonard & David Koetser Gallery, 18.5 - 30.6.1977).

MLA

Recent Acquisitions : Leonard & David Koetser Gallery (exposition Genève, Leonard & David Koetser Gallery, 18.5 - 30.6.1977). 1977.

APA

(1977). Recent acquisitions : Leonard & David Koetser Gallery (exposition Genève, Leonard & David Koetser Gallery, 18.5 - 30.6.1977). .

Chicago

Recent Acquisitions: Leonard & David Koetser Gallery (exposition Genève, Leonard & David Koetser Gallery, 18.5 - 30.6.1977).