Otermin, M. S. (2007). Well done! 2007. Level 3 (3a. ed.). Santillana-Richmond Publishing.
Chicago-čujuhus (17. p.)Otermin, María Silvia. Well Done! 2007. Level 3. 3a. ed. Buenos Aires: Santillana-Richmond Publishing, 2007.
MLA-čujuhus (9. p.)Otermin, María Silvia. Well Done! 2007. Level 3. 3a. ed. Santillana-Richmond Publishing, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.