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P**I
Overpriced, lacks contents !
This book has more than 70 pages of index and references and only 152 pages of writeup in which nothing new is offered. Not worth the price for sure.
R**N
A classic look at high performance from the inside out.
This book gives profound research and insight into the source of where high performance begins, get this right and everything else works better.
ترست بايلوت
منذ أسبوعين
منذ شهر