(2000). Preprimary Education Enrollment. U.S. Department of Education.
Chicago-čujuhus (17. p.)Preprimary Education Enrollment. U.S. Department of Education, 2000.
MLA-čujuhus (9. p.)Preprimary Education Enrollment. U.S. Department of Education, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.