Cita APA (7th ed.)
Luebkeman, C. (2015). 2050: Designing our tomorrow. John Wiley & Sons.
Cita Chicago (17th ed.)
Luebkeman, Chris. 2050: Designing Our Tomorrow. London, England: John Wiley & Sons, 2015.
Cita MLA (9th ed.)
Luebkeman, Chris. 2050: Designing Our Tomorrow. John Wiley & Sons, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.