حول الكتاب this study discuss how negative organisational behaviour affects in performance we measure the indivisual and commetments,the groups in organisationa such deviant behaviour ,teamworking ,then we measure how negative organisational behavior affects in performance specially organisational structures and harsh polices .we applied this questions within questioners samples then we find that the sample is coverd and we write recommendation about this research that the negative organisational behaviour affects in performance negativelly how negative organisation behaviour influnces negativelly on performance how negative organisation behaviour effects in effective performance how negative organisation behaviour effects negativelly on performane how negative group at organisation effect negativelly on performance and how organisational strucutures influnces in effective performance how negative organisational behaviour influnces in performance scientific paper insure the d...