APA (7th ed.) Citation

Koch, R. (2003). The 80/20 individual: The nine essentials of 80/20 success at work (Abridged pbk. ed.). Nicholas Brealey.

Chicago Style (17th ed.) Citation

Koch, Richard. The 80/20 Individual: The Nine Essentials of 80/20 Success at Work. Abridged pbk. ed. London: Nicholas Brealey, 2003.

MLA (9th ed.) Citation

Koch, Richard. The 80/20 Individual: The Nine Essentials of 80/20 Success at Work. Abridged pbk. ed. Nicholas Brealey, 2003.