Cita APA (7th ed.)

Krüll, K. (2009). Time in time: Digitale Grafik. Laserline.

Cita Chicago (17th ed.)

Krüll, Karl. Time in Time: Digitale Grafik. Berlin: Laserline, 2009.

Cita MLA (8th ed.)

Krüll, Karl. Time in Time: Digitale Grafik. Laserline, 2009.