Langdon, Danny G. (1995), The New Language of Work. Amherst, MA: HRD Press.
Langdon, Danny G. (2000). Aligning performance: Improving people, systems and organizations. San Francisco, CA: Jossey-Bass/Pheiffer Publishers.
Langdon, Danny G., Kathleen Whiteside, and Monica McKenna. (1999). Interventions Resource Guide: 50 Performance Improvement Tools. San Francisco, CA: Jossey-Bass/Pheiffer Publishers.