BRAIN MAPPING ACADEMY. (2012). BMA'S TALENT & OLYMPIAD EXAMS RESOURCES BOOK CLASS- VII. BRAIN MAPPING ACADEMY.
Chicago-čujuhus (17. p.)BRAIN MAPPING ACADEMY. BMA'S TALENT & OLYMPIAD EXAMS RESOURCES BOOK CLASS- VII. BRAIN MAPPING ACADEMY, 2012.
MLA-čujuhus (9. p.)BRAIN MAPPING ACADEMY. BMA'S TALENT & OLYMPIAD EXAMS RESOURCES BOOK CLASS- VII. BRAIN MAPPING ACADEMY, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.