Velasco, I., Spence, C., & Navarra, J. (2011). The perceptual system: That little time-machine.
Chicago-čujuhus (17. p.)Velasco, I., C. Spence, juo J. Navarra. The Perceptual System: That Little Time-machine. 2011.
MLA-čujuhus (9. p.)Velasco, I., et al. The Perceptual System: That Little Time-machine. 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.