DUKES, C. S. (2014). Provision and progress for two year olds. SAGE.
Chicago-čujuhus (17. p.)DUKES, Chris Smith. Provision and Progress for Two Year Olds. SAGE, 2014.
MLA-čujuhus (9. p.)DUKES, Chris Smith. Provision and Progress for Two Year Olds. SAGE, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.