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Verified Ratings (3)
4.7/5
4.7 out of 5
3 verified ratings
Product Reviews (2)
4 out of 5
The 80/20 Principle - Richard Koch
The 80/20 Principle - Richard Koch
26-09-2022by Bill
Verified Purchase
5 out of 5
l love it
It relates to how we use our time in every angle of our life
02-09-2021by Mariam
Verified Purchase