APA (7th ed.) Citation

Koch, R. (2013). The 80 20 manager: Ten ways to become a great leader. by Piatkus.

Chicago Style (17th ed.) Citation

Koch, Richard. The 80 20 Manager: Ten Ways to Become a Great Leader. Great Britain: by Piatkus, 2013.

MLA (8th ed.) Citation

Koch, Richard. The 80 20 Manager: Ten Ways to Become a Great Leader. by Piatkus, 2013.

Warning: These citations may not always be 100% accurate.