Cox, I. E. To the sons of tomorrow.
Chicago-čujuhus (17. p.)Cox, Irving E. To the Sons of Tomorrow.
MLA-čujuhus (9. p.)Cox, Irving E. To the Sons of Tomorrow.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
APA-čujuhus (7. p.)