Lambert, T. (1998). High Income Consulting: How to Build and Market Your Professional Practice. London: Nicholas Brealey.
Trích dẫn kiểu ChicagoLambert, Tom. High Income Consulting: How to Build and Market Your Professional Practice. London: Nicholas Brealey, 1998.
Trích dẫn MLALambert, Tom. High Income Consulting: How to Build and Market Your Professional Practice. London: Nicholas Brealey, 1998.
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