There is no official record, software product, or book called “Mastering Your Data With Knobjex Information Manager.”
It is highly likely that this title is a slight misremembering or a combination of different data management resources. Based on the phrasing, your request most likely points to one of the following well-known data management topics: 1. The “Master Your Data” Book Series
If you are looking for a definitive guide or book on cleaning and structuring messy files, you are likely thinking of Master Your Data with Power Query in Excel and Power BI by Ken Puls and Miguel Escobar.
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