Viney, P., & Roberts, T. (1997). Space Affair. Oxford University Press.
Chicago-čujuhus (17. p.)Viney, Peter, juo Tony Roberts. Space Affair. Oxford: Oxford University Press, 1997.
MLA-čujuhus (9. p.)Viney, Peter, juo Tony Roberts. Space Affair. Oxford University Press, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.