Graphis posters 84; the international annual of poster art.

MLA

Herdeg, W. Graphis Posters 84; the International Annual of Poster Art. Zürich: Graphis press, 1984.

APA

Herdeg, W. (1984). Graphis posters 84; the international annual of poster art. Zürich: Graphis press.

Chicago

Herdeg, W. Graphis Posters 84; the International Annual of Poster Art. Zürich: Graphis press, 1984.