APA (7th ed.) Citation

Dubois, D. D. (1998). The competency casebook: Twelve studies in competency-based performance improvement. HRD Press.

Chicago Style (17th ed.) Citation

Dubois, David D. The Competency Casebook: Twelve Studies in Competency-based Performance Improvement. Amherst Mass: HRD Press, 1998.

MLA (9th ed.) Citation

Dubois, David D. The Competency Casebook: Twelve Studies in Competency-based Performance Improvement. HRD Press, 1998.