APA-čujuhus (7. p.)
Luebkeman, C. (2015). 2050: Designing our tomorrow. John Wiley & Sons.
Chicago-čujuhus (17. p.)
Luebkeman, Chris. 2050: Designing Our Tomorrow. London, England: John Wiley & Sons, 2015.
MLA-čujuhus (9. p.)
Luebkeman, Chris. 2050: Designing Our Tomorrow. John Wiley & Sons, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.