Gianni Colombo : (1937-1993).

MLA

Gianni Colombo : (1937-1993). Tokyo: Sogetsu Art Museum, 1999.

APA

(1999). Gianni Colombo : (1937-1993). Tokyo: Sogetsu Art Museum.

Chicago

Gianni Colombo: (1937-1993). Tokyo: Sogetsu Art Museum, 1999.