Helvetica : homage to a typeface.

MLA

Müller, Lars. Helvetica : Homage to a Typeface. Baden: Müller, 2004.

APA

Müller, L. (2004). Helvetica : homage to a typeface. Baden: Müller.

Chicago

Müller, Lars, Helvetica: Homage to a Typeface. Baden: Müller, 2004.