The 80/20 principle : the secret of achieving more with less (Book, 2018) [WorldCat.org] Rating 1 star 2 stars 3 stars 4 stars 5 stars Average rating: 5.0 1 1 review Favorites Share Worldcat View this on www.worldcat.org Get this from a library! The 80/20 principle : the secret of achieving more with less. [Richard Koch] Log In To Complete
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