Customer Review

Reviewed in the United States on February 9, 2020
It is good for preparation for me, but it does not go in depth for all topics.
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Product Details

4.6 out of 5 stars
4.6 out of 5
22 customer ratings
5 star
65%
4 star
29%
3 star
7%
2 star 0% (0%) 0%
1 star 0% (0%) 0%