What book/course advise to study joomla?

want to learn joomla. What book/course would you recommend for joomla?

Want to know where to find a particular html page to edit it.
Want to learn how to work with the admin. Easy to navigate, where and which files must reside in folders of the CMS
June 7th 19 at 14:32
2 answers
June 7th 19 at 14:34
Book? Course?
And the official documentation than has not pleased?
June 7th 19 at 14:36
1. Of. Russian documentation (by section): here
2. Here the book is in Russian. (z-noise)

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