Jan Tschichold : : Posters of the Avantgarde.

MLA

Le Coultre, Martijn F, and Alston W Purvis. Jan Tschichold : Posters of the Avantgarde. Laren: VK Projects, 2007.

APA

Le Coultre, M. F, & Purvis, A. W. (2007). Jan Tschichold : Posters of the Avantgarde. Laren: VK Projects.

Chicago

Le Coultre, Martijn F., and Alston W Purvis. Jan Tschichold: Posters of the Avantgarde. Laren: VK Projects, 2007.