HUMPHRIES JOHN. (1995). HOW TO COUNSEL PEOPLE AT WORK. HOW TO BOOKS.
Cita Chicago Style (17a ed.)HUMPHRIES JOHN. HOW TO COUNSEL PEOPLE AT WORK. PLYMOUTH: HOW TO BOOKS, 1995.
Cita MLA (9a ed.)HUMPHRIES JOHN. HOW TO COUNSEL PEOPLE AT WORK. HOW TO BOOKS, 1995.
Precaución: Estas citas no son 100% exactas.