Cita APA (7th ed.)

Schmidt, W., & Tietjen, F. (2007). Claudia Angelmaier: Color and gray. Seemann.

Cita Chicago (17th ed.)

Schmidt, Werner, i Friedrich Tietjen. Claudia Angelmaier: Color and Gray. Leipzig: Seemann, 2007.

Cita MLA (8th ed.)

Schmidt, Werner, i Friedrich Tietjen. Claudia Angelmaier: Color and Gray. Seemann, 2007.