Stephen P Robbins

“Planning involves defining the organization’s goals, establishing an overall strategy for achieving those goals and developing a comprehensive set of plans to integrate and coordinate organizational work.”

 Learning 

“Learning is any relatively permanent change in behavior resulting from experience.”

Organization Behaviour 

“Organisation Behaviour is a field of study that investigates the impact that individuals, groups and  structure have on behaviour within organisations, for the purpose of applying such knowledge toward improving an organisation’s effectiveness.” 

Perception 

“Perception may be defined as a process by which individu­als organise and interpret their sensory impressions in or­der to give meaning to their environment.” 

 Conflict

S. R. Robbins says “conflict is a process in which an effort is purposefully made by a person or unit to block another that result in frustrating the attainment of others goals or furthering of his or her interests.”