Joel H., S. (2000). American Education (9th Edn.). McGraw Hill.
Chicago-čujuhus (17. p.)Joel H., Spring. American Education. 9th Edn. McGraw Hill, 2000.
MLA-čujuhus (9. p.)Joel H., Spring. American Education. 9th Edn. McGraw Hill, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.