Schaden, C., & Liebchen, J. (2011). Tsukuba - Narita: 2011/03/13 Tsukuba - Narita / [photogr. and concept: Jens Liebchen. Text: Christoph Schaden]. Spector Books.
Cita Chicago (17th ed.)Schaden, Christoph, i Jens Liebchen. Tsukuba - Narita: 2011/03/13 Tsukuba - Narita / [photogr. and Concept: Jens Liebchen. Text: Christoph Schaden]. Leipzig: Spector Books, 2011.
Cita MLA (8th ed.)Schaden, Christoph, i Jens Liebchen. Tsukuba - Narita: 2011/03/13 Tsukuba - Narita / [photogr. and Concept: Jens Liebchen. Text: Christoph Schaden]. Spector Books, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.