The 80/20 principle and 92 other powerful laws of nature

by Koch Richard
Published 2013
Institution: Perbadanan Perpustakaan Awam Negeri Perak

The natural laws of business : applying the theories of Darwin, Einstein, and Newton to achieve business success /

by KOCH, Richard 1950-
Published 2000
Call Number: 658.001 KOC
Institution: Perbadanan Perpustakaan Awam Negeri Perak

Living the 80/20 way : work less, worry less, succeed more, enjoy more /

by Koch, Richard, 1950-
Published 2005
Call Number: 158.1 KOC
Institution: Perbadanan Perpustakaan Awam Negeri Perak