compare and contrast three different leadership styles and describe which is the best suited for managers dealing with 21st century challenges.

compare and contrast three different leadership styles and describe which is the best suited for managers dealing with 21st century challenges. Order Description 800 word essay You should support you arguments with high quality sources and make references to theory where appropriate. Harvard referencing system, both in the main body of the essay and in the end of it. 1- font :Arial ,12 point 2-line spacing should be 1,5 3-every page should be numbered except the title page 4- all ideas taken from researches (paraphrased,summarised,or quoted)must be cited correctly .