What is Photography : 150 years of Photography.

MLA

Einhorn, Erich. What Is Photography : 150 Years of Photography. Praha: Narodni Galerie v Praze, 1989.

APA

Einhorn, E. (1989). What is Photography : 150 years of Photography. Praha: Narodni Galerie v Praze.

Chicago

Einhorn, Erich What Is Photography: 150 Years of Photography. Praha: Narodni Galerie v Praze, 1989.