Wiegner, A., & Nowakowa, I. (2005). Observation, hypothesis, introspection. Rodopi.
Chicago-čujuhus (17. p.)Wiegner, Adam, juo Izabella Nowakowa. Observation, Hypothesis, Introspection. Amsterdam ; New York: Rodopi, 2005.
MLA-čujuhus (9. p.)Wiegner, Adam, juo Izabella Nowakowa. Observation, Hypothesis, Introspection. Rodopi, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.