HUMPHRIES JOHN. (1995). HOW TO COUNSEL PEOPLE AT WORK. HOW TO BOOKS.
Čikaški stil citiranja (17. izdanje)HUMPHRIES JOHN. HOW TO COUNSEL PEOPLE AT WORK. PLYMOUTH: HOW TO BOOKS, 1995.
MLA način citiranja (9. izdanje)HUMPHRIES JOHN. HOW TO COUNSEL PEOPLE AT WORK. HOW TO BOOKS, 1995.
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