Edgar H. Schein 
Corporate Culture [PDF ebook] 
What It Is and How to Change It

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. I call these assumptions rather than values because thes tend to be out of awareness, taken for granted; and basicalls viewed as automaticalls true and non-negotiable. Ualues are debatable and discussible$ basic assumptions are not. We are us against a basic assumption when our observations or Questions are treated as dumb.