PARKINSON J R. (1992). HOW TO GET PEOPLE TO DO THINGS YOUR WAY. NTC BUSINESS BOOKS.
Chicago-viite (17. p.)PARKINSON J R. HOW TO GET PEOPLE TO DO THINGS YOUR WAY. U S A: NTC BUSINESS BOOKS, 1992.
MLA-viite (9. p.)PARKINSON J R. HOW TO GET PEOPLE TO DO THINGS YOUR WAY. NTC BUSINESS BOOKS, 1992.
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