SCHOLASTIC. (2012). EXPLORING SOCIAL STUDIES- 4. SCHOLASTIC.
Chicago-čujuhus (17. p.)SCHOLASTIC. EXPLORING SOCIAL STUDIES- 4. SCHOLASTIC, 2012.
MLA-čujuhus (9. p.)SCHOLASTIC. EXPLORING SOCIAL STUDIES- 4. SCHOLASTIC, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.