Παραπομπή APA

Kelly, R. E. (1998). Star performer: Nine breakthrough strategies to help ordinary people become extraordinary perfomers at work. Orion Business Books.

Παραπομπή Chicago Style

Kelly, Robert E. Star Performer: Nine Breakthrough Strategies to Help Ordinary People Become Extraordinary Perfomers at Work. London: Orion Business Books, 1998.

Παραπομπή MLA

Kelly, Robert E. Star Performer: Nine Breakthrough Strategies to Help Ordinary People Become Extraordinary Perfomers at Work. Orion Business Books, 1998.