Cita APA (7th ed.)
Schmidt, P., & Stattmann, N. (2009). Un/folded: Paper in design, art, architecture and industry. Birkhauser.
Cita Chicago (17th ed.)
Schmidt, Petra, i Nicola Stattmann. Un/folded: Paper in Design, Art, Architecture and Industry. Basel ; Boston: Birkhauser, 2009.
Cita MLA (9th ed.)
Schmidt, Petra, i Nicola Stattmann. Un/folded: Paper in Design, Art, Architecture and Industry. Birkhauser, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.