Graphis annual 68/69; international annual of advertising graphics

MLA

Herdeg, W. Graphis Annual 68/69; International Annual of Advertising Graphics. Zürich: Walter Herdeg, 1968.

APA

Herdeg, W. (1968). Graphis annual 68/69; international annual of advertising graphics. Zürich: Walter Herdeg.

Chicago

Herdeg, W. Graphis Annual 68/69; International Annual of Advertising Graphics. Zürich: Walter Herdeg, 1968.