University of California, Berkeley. Vocational education news notes. University of Callifornia.
Čikaški stil citiranja (17. izdanje)University of California, Berkeley. Vocational Education News Notes. Berkeley, Calif.: University of Callifornia.
MLA način citiranja (8. izdanje)University of California, Berkeley. Vocational Education News Notes. University of Callifornia.
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