Citação norma APA

Wirth, K. (1976). Drawing: A creative process = Zeichen, visualisieren = Dessiner, creation visuelle : drawing in visual communication : a didactic work on the graphic possibilities of expression in publicity. ABC Edition.

Citação norma Chicago

Wirth, Kurt. Drawing: A Creative Process = Zeichen, Visualisieren = Dessiner, Creation Visuelle : Drawing in Visual Communication : A Didactic Work on the Graphic Possibilities of Expression in Publicity. Zurich: ABC Edition, 1976.

Citação norma MLA

Wirth, Kurt. Drawing: A Creative Process = Zeichen, Visualisieren = Dessiner, Creation Visuelle : Drawing in Visual Communication : A Didactic Work on the Graphic Possibilities of Expression in Publicity. ABC Edition, 1976.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.