Schmidt, P., & Stattmann, N. (2009). Un/folded: Paper in design, art, architecture and industry. Birkhauser.
Citazione stile Chigago Style (17a edizione)Schmidt, Petra, e Nicola Stattmann. Un/folded: Paper in Design, Art, Architecture and Industry. Basel ; Boston: Birkhauser, 2009.
Citatione MLA (9a ed.)Schmidt, Petra, e Nicola Stattmann. Un/folded: Paper in Design, Art, Architecture and Industry. Birkhauser, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.