(2019). The EUROPA world of learning 2020. Routledge.
Chicago-čujuhus (17. p.)The EUROPA World of Learning 2020. Routledge, 2019.
MLA-čujuhus (9. p.)The EUROPA World of Learning 2020. Routledge, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.