Graphis photo 97.The international yearbook of photography.

MLA

Herdeg, W, and M Pedersen. Graphis Photo 97.the International Yearbook of Photography. Zurich: Graphis press, 1997.

APA

Herdeg, W., & Pedersen, M. (1997). Graphis photo 97.The international yearbook of photography. Zurich: Graphis press.

Chicago

Herdeg, W., and M Pedersen. Graphis Photo 97.the International Yearbook of Photography. Zurich: Graphis press, 1997.