APA (7th ed.) Citation

Heller. (1999). Effective leadership. Dorling Kindersley.

Chicago Style (17th ed.) Citation

Heller. Effective Leadership. London: Dorling Kindersley, 1999.

MLA (8th ed.) Citation

Heller. Effective Leadership. Dorling Kindersley, 1999.

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