APA-čujuhus (7. p.)
Pietilä, P., Doró, K., & Pípalová, R. (2015). Lexical issues in L2 writing. Cambridge Scholars Publishing.
Chicago-čujuhus (17. p.)
Pietilä, Päivi, Katalin Doró, juo Renata Pípalová. Lexical Issues in L2 Writing. Newcastle-upon-Tyne, England: Cambridge Scholars Publishing, 2015.
MLA-čujuhus (9. p.)
Pietilä, Päivi, et al. Lexical Issues in L2 Writing. Cambridge Scholars Publishing, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.